how to install a compression fitting on plastic tubing

Make sure its tightly in place. Drawing a line on your pipes can help you to know where you have to install the fitting. Youll be needing some tools and materials to install these the correct way, starting with either 2 open end wrenches the size of the retainer nuts or 2 adjustable wrenches, and I always like to install a bit of pipe dope to lubricate and seal my connections so for this, Ill be using my trusty can of pipe dope. Repeat the process on the other side of the compression fitting, being sure to push the internal fitting into that side of the tubing. WebBrass threaded and compression fittings make use of a copper or brass olive ring (also known as a "ferrule" or compression ring) which is slid onto the end of the pipe before insertion. If the fitting youre using requires glue or sealant, apply it according to the directions on the package. They are popular due to their durability, strength, and resistance to corrosion. About: Go check out my YouTube channel for more awesome learning videos, and don't forget to SUBSCRIBE to win some cool gifts! tubing and 1-in. Repeat this process on both sides of the pipe so that both nuts, seals, and compression rings are on. Studies have proved that CPVC tubing and fittings are completely safe for home water supplies. A inexpensive tubing cutter easily cuts copper pipe. Now, even if you get tempted to make another turn, you should not dare. Make sure the room is well ventilated. Otherwise, you shouldnt have any issues. First, youll need to measure and cut the tubing to the desired length. Wait at least an hour (longer in unheated areas) before checking for leaks. Start by slipping your compression nut over your pipe. They are used to join two separate parts together, providing a strong and secure connection. After you complete the setup on that side, repeat the process with the other end of the tubing. If you ever need to remove the fitting, you simply loosen the nut, slide back the nut and ring, and pull the pipe and fitting apart. ConcernCritic. Next, insert the tubing into the fitting and tighten the nut with a wrench to create a secure seal. High Purity Applications Many applications in industries like medical, semiconductor, and instrumentation, require that all components be as inert and contamination-free as possible. Compression fittings are often selected for reasons beyond just leak-free sealing and ease of use. After cutting your pipe, you might end up with rough edges. After all, you cant solder PEX and you cant use glue or clamps on copper. Chief among these are fitting and ferrule design, tubing selection, and installation procedure. Tighten the tool slightly, and rotate once or twice in both directions again. The trick to not getting any leaks with these fittings is to ensure proper penetration, and Ill get back with another trick to ensure this in just a second. You can also cut CPVC pipe with a chop saw. Once your tubing is ready to go, disassemble the fitting. Leave at least 1/2-in. It is designed to seal without the need for a wrench. If you need to connect to galvanized pipe, use a special threaded connector with a built-in seal exactly like the female CPVC fitting shown in Photo 14. Even if components from two different manufacturers look similar externally, they will often differ in key internal dimensions, such as ferrule/body taper, ferrule length, and thread size and pitch. The trick to a leak-free installation is making sure the pipe end is cut square and is smooth and clean. Compression fittings use a nut, a plastic compression ring, and a seal to create a tight seal on any pipe. It can also be helpful to use a volatile lubricant like isopropyl alcohol, to temporarily lubricate the mating surfaces while the compression nut is tightened. To completely seal your copper or brass compression fittings, you could use a pipe jointing compound or PTFE tape. or larger holes for 3/4-in. Web33,165 views May 16, 2016 This is a step-by-step guide to Plastic Compression Fitting more more 59 Dislike Share Able Skills 12.4K subscribers How to repair PVC pipe: The In addition, if your fitting type requires sealant or glue, apply it now. Brass sleeves are a type of component used in many industrial and manufacturing settings. Tighten the compression nut by hand. A uniform, line contact compression around the entire circumference of the ferrule will create the most reliable seal. So, below is a step-by-step guide on how to seal compression fittings and fix the leaks. One factor to plan for in these high purity applications is galling. Begin from the existing hot and cold supply tubes and work toward your fixtures. Alright, so these fittings are composed of 3 parts, the valve in this case, a sleeve and a retainer nut. The success of compression fittings in a given application can depend on a number of factors. This is true, especially if you dont know how compression fitting works with plastic. With our aim of creating a strong online fashion community full of fashion enthusiasts, we are here with the best and most relevant content for our readers. It's durable too. If everything remains dry, youre good to go! Your fittings should be completely sealed at this stage. You no doubt noticed those odd, bulb-shaped items attached to the hot and cold water supply lines shown in Photo 13. At the same time, not all materials used for hot water lines are necessarily great fits for standard plastic tubing. Can You Use A Compression Fitting On Plastic Tubing? You first fit a compression nut into the copper. Lubricate the end of the pipe with dishwashing liquid. Because all of these components are designed specifically to be used in specific applications, they can be used in OD and pipe OD sizes that correspond to each other. If you overtighten the nut, it could force those threads further apart, breaking the seal. ), How To Install An Interior Door That Is Not Pre Hung: 8 Steps. But how does the fitting work with plastic? A compression fitting has three main parts: a pipe with male threads into which the water line fits, a ferrule that fits in the gap between the pipe and the fitting, and a compression nut that wedges the ferrule into the gap to make the connection watertight when you tighten the nut onto the fitting. This system is designed to be very user-friendly, and because the outside diameter of CPVC tubing is sized the same as copper pipe, the grip-style mechanical fittings (Photos 3 and 4) can be used on both copper and CPVC pipe. Insert your internal fittings into the tube. Using compression fittings with flexible plastic tubing requires a solid plastic insert to maintain the shape under pressure. Compression fittings create removable plumbing connections on standard rigid and flexible copper pipe and tubing. WWW.YOUTUBE.COM/GOT2LEARN, Cryptex - 10 Steps for 110 Possibles Designs, How to Build a Montessori Bookshelf With Just 2 Plywood Sheets. How to Install Compression Fittings. 1 Step 1: Cut the tube cleanly, preferably with a tube cutter. 2 Step 2: Remove any internal burrs. 3 Step 3: Loosen nut approximately half a turn & insert tube as far as internal stop. 4 Step 4: Hand tighten then tighten nut with two wrenches until firm. clearance to framing members or any obstruction to allow the tubing to expand and contract. Avoid last-minute shopping trips by having all your materials ready ahead of time. But besides knowing how to install a compression fitting on plastic tubing, you must learn how to seal the fittings too. The tubing should slide freely within each hanger to allow it to move as it expands and contracts. Tubing should be smooth and free of roughness or extrusion lines that can create a leak path past the ferrule. Why? However, you may want to replace the rings if the fitting is old. You get high quality results, without the copper soldering chore. Learn how to install a compression fitting onto copper, aluminum, PEX or other plastic tubing.For more information about BrassCraft products, please visit our website at http://www.brasscraft.com or contact BrassCraft customer service at (877) 272-7755.___ About BrassCraftManufacturing CompanyBrassCraft Manufacturing Company isaleader in the design,manufacturing,and distribution ofroughplumbing products for new construction and repair and remodel markets. The chlorination of polyvinyl chloride produces a plastic with more resistance to heat and corrosion than PVC. Can I use a inch compression fitting on a water line? Torque, on the other hand, can vary greatly, depending on fitting and ferrule material, lubrication, degree of galling (for stainless fittings), and other factors. Thats because a brass fitting may not fully fit over a PVC. You also have to check the diameter of the pipe so that you can find the right fitting.-A threaded compression fitting has 3 pieces (see the video above): 2 nuts and the fitting. or larger holes for 1/2-in. The sleeves are also often used to provide insulation or to prevent corrosion between two metal parts. They consist of three components: the sleeve, nut, and fitting body. However, that may not be necessary. Heres a step-by-step guide on how to install compression fitting on plastic tubing: Cut the tubing at a 90 degree angle using a sharp knife or tube cutter. Loosen the nut on the compression fitting and slide the fitting onto the pipe until How to Replace a Kitchen Sink Basket Strainer, Everything to Know About Sump Pump Battery Backups, Prevent Frozen Pipes With Insulation and Warm Air, How to Install a New Bathroom Vanity and Sink, The Best Bathroom and Kitchen Sink Faucets, Water Pipe Replacement: Cures for Low Water Pressure, How to Prevent Pipes from Freezing this Winter, How to Replace a Garbage Disposer Splash Guard, We are no longer supporting IE (Internet Explorer), Winterize Your Irrigation System With This Handy $15 Device, Do not Sell or Share My Personal Information. If youre using copper or brass fittings, use copper or brass internal fittings. Besides being beveled, they should be completely free of plastic shards. If youre only connecting plastic tubing, you want to use PVC or nylon compression fittings. Never use compression fittings for gas-line connections. This works to compress the compression O-ring between the fitting. Ferrules however, are specifically engineered to create an optimal seal against both the tubing and the fitting body. You will notice that the ring has a taper. Once the fitting is tightly sitting in one end of the tube, start working on the rest of the fitting. Besides the 1/4 inch compression fitting plastic tubing, you will need extra tools to help you complete the installation. Start by inserting the internal fitting into the tube. Instead, the brass fitting may cut the line. Loosen the nut on the compression fitting and slide the fitting onto the pipe until the end of the pipe is fully inside it. Should I use brass or PVC compression fittings? Theyre just as easy to remove! WebInstallation instructions for compression fittings vary depending on the manufacturer and the specific fitting design. CPVC is capable of carrying 180-degree water at 100 psi (water in the average home is about 125 degrees at 50 psi). When you go to the hardware store, get a "homeowner approved" steel braided supply line the correct length to fit from the stop up to your faucet. Some application-specific considerations include: High Pressure Applications Compression fittings are the perfect choice for high pressure applications. In addition to these general considerations, there are several more specific factors to consider regarding compression fitting assemblies, such as: PTFE tubing is a popular material choice for tubing because it is resistant to most chemicals, handles relatively high pressure, is low out-gassing, and is more flexible than metallic tubing. Lastly, look out for any leaks. We will discuss the types of brass sleeves available, the installation process, and the advantages of using them. Turn off the water supply, then cut your pipes where youd like to tie in. In our photo series, we show you how to run the hot and cold water supply lines to a basic half bath (sink and toilet). After all, you cant solder PEX and you cant use glue or clamps on copper. This secondary sealing element makes a radial seal against the outside diameter of the tubing, independent of the seal created by the ferrule. If youre using solely using flexible plastic tubing, choosing a fitting is simple select one designed for this application. Here, youll want to hand tighten the fitting first and then use a wrench to tighten it further. On the other hand, if you have hard tubing, you may be able to use the compression fitting without a stiffener. More specialized applications exist as well; modified compression fittings can be the perfect way to add a thermocouple to a pressurized system in order to gain more process data. Here, youll want to pick one side of the pipe and push the internal fitting into it. If you use a saw, remove the burrs from the saw cut. Subscribe. Take care not to strike it with a hammer, and be sure to use steel nail plates in wall framing if a nail or screw puncture is a possibility. Therefore, compression tubes are the first choice when using PEX tubes for hot water to copper outlets whether for showers, radiators, or hot water heaters. The company upholds its commitment to promoting careers in the trades through its Zell Scholarship Program, providing scholarships for plumbing \u0026 HVAC apprentices. Compound or tape provide lubrication to the threads and can help prevent leaks, but valve manufacturers often do not specify using compound or tape with their compression fittings. Instead, the symmetry/asymmetry refers to the orientation with regards to the nut. Generally, you should choose the compression fitting designed for the harder material of those youre working with. Re-assembly can be accomplished in a similar manner to the initial assembly, although typically fewer turns of the nut are required, since the ferrule is already swaged to the tubing. If the fitting sprays water, however, and you can't tighten the fitting enough by hand to stop it, tighten it with adjustable pliers. Before you fit the parts together, you slide a compression nut and a compression ring onto the end of the pipe. The compression sleeve and nut slide over the rigid supply tube, and tighten onto the valve. A wrench may damage the fitting. Follow the identical procedure, including applying dishwashing liquid to the ends of the tubing. Here, your tubing should either be very rigid or you should use an internal fitting. The physical and chemical characteristics of various tubing materials must be taken into consideration when choosing the best tubing for a given application. Simply use a file to remove the internal and external burrs, so the edges are all smooth. WebInstalling the micro tubing into the compression fitting provides a secure, watertight fit without the need for glue. If youve ever done any soldering, you know that you have to get rid of all the water in the adjacent copper pipes to heat the pipe to accept the solder. In most cases, its safe to use a compression fitting on any water line, providing you properly stabilize it. In most cases, its a good idea to match materials in mixed materials. To create this seal, you must: Slide the nut onto your tubing. It is good practice to seek technical support from a tubing supplier when working on a new design. That also holds true for the internal fittings. Dont confuse CPVC pipe with the plastic polybutylene systems that were a problem more than a decade ago. Dont use a wrench to tighten the nut. The way in which metal tubing is produced can have a significant effect on its performance with compression fittings. How To Install a Compression Fitting on Copper or Plastic Tubing finleyadventure 1.03K subscribers Subscribe 821K views 10 years ago Larsen Supply The cut will be burr-free and ready for cement or for a mechanical fitting. (The O-ring was pulled out for visibility.). Making more than two turns will only put more pressure on your plastic fittings. Also, compression fittings can be used on leaky pipes such as broken water lines in an emergency situation. These include: Get your PVC pipe and cut the tubing to your preferred size. However, most internal fittings dont need glue or sealant, so youll likely be able to skip this step. Most basic compression fittings contain a single ferrule. Yes, you can. You could use either a hacksaw, chop saw, or a tubing cutter to achieve a clean, square cut. They are most commonly found on water shutoff valves, or stop valves, the type used on faucet and toilet water supply pipes. Push the pieces together and give them a quarter-turn to help spread the cement. There is a point where the locking ring compresses and grips the tube, making an airtight seal, Cut the CPVC pipe at the point where you want to install the compression fitting, using a tubing cutter to produce a clean, square cut. E.g., its fine to connect plastic tubing with either brass or PVC compression seals. What they didnt teach you about fittings in engineering school. These grip-style fittings work equally well on copper pipe. Is Dressing up Your Pets Morally Acceptable? But for a better fit, chamfer the edge with a pocket-knife. PlumbingSupply.com advises not to wrap plumbing tape around the threads. Check the compression fitting for leaks after you've completed all of the other plumbing connections and turned on the water supply to the pipe. Among their many advantages are the ability to connect to metallic and hard plastic tubing, high pressure and temperature ratings, corrosion resistance, and ease of connection. To this end, it is also important that the ferrule have a sharp forward edge. Compression fittings are user-friendly, easy to install and have many purposes. Then, slide your tubing into the compression body, tighten the nut with your hand, and lastly, use a wrench. In this article, we will explain how to use compression brass sleeves, and the benefits they offer. The use of softer tubing (such as polyurethane or vinyl) is not normally recommended with compression style fittings because the tubing wall is likely to collapse, or move away from the ferrule. After cutting, ease the outer tubing edge with a file or sandpaper to deburr it. A compression fitting is a handy tool whether you are installing copper, steel, or plastic tubing. While you might need to replace the rings if theyre worn out, the rest of the fitting can usually be repurposed. Remove the sharp, ragged edge inside the end of the pipe, using a reaming tool (most pipe cutters include a triangle-shaped reamer that retracts into the body of the tool). Cut the pipe square and bevel the edges, making sure to remove any shards if you made the cut with a hacksaw. Hand tighten each nut. Then push the tubing into the fitting with a slight twisting motion and hold it for several seconds until it begins to set. Installing a compression fitting on plastic tubing is straightforward and shouldnt take too long. After that, turn the nut 1/2 of a turn in the clockwise direction to tighten it. (Consult the manufacturer for an MSDS technical data sheet.) Youre now ready to drywall. Use your finger to pull out any debris from inside the pipe. Prepare your pipe by cutting it properly. Install a brass compression valve on CPVC pipe in almost the same way you would install it on copper pipe. There are three primary parts in a compression fitting: a nut, a plastic compression ring, and ferrules. We will also discuss the importance of choosing the right type for the job and provide tips for a successful installation. Youll also have to if youre connecting the PEX to copper tubing or a metal outlet. Why Have Natural Remedies Become So Fashionable Again? Repeat the process until the cutting wheel cuts all the way through the pipe. Insert the Pipe into the Fitting. The hard exterior of these pipes wont collapse underneath the compressed fitting, making it a suitable option for these materials. The tubing insert, usually made of metal, is pressed into the soft tubing, and supports the tubing wall so that it will not collapse as the ferrule is compressed. This will slightly narrow the water passage. Separate each piece of the fitting, including the nut, ferrule, body, and stiffener, setting each piece within reach. Position the Parts and Join Them 3. Did you make this project? As you tighten it, the tubing is pushed inside the O-ring. In most cases, you can even reuse your compression fitting. Spread the cement lightly on the inside of the fitting and a bit heavier on the pipe. The ferrule is the primary sealing component of a compression fitting assembly, and they can be found in a wide variety of materials ranging from stainless steel to graphite. So the first thing to do is to ensure that you pipe is free of any kinks, debris or just plain old dirt, so get yourself a clean paper towel or rag and clean it off as best as you could. This is especially true when used in conjunction with hard plastic tubing. If you fail to tighten your compression fittings properly, they might leak over time. And the best part? How Much Does Lowes Charge To Install A Garbage Disposal? micro drip tubing or dripline Constructed of UV resistant high-impact plastic, for durability in the landscape On the other hand, if youre installing PEX tubing, you can normally use brass compression fittings with it. This article outlines the benefits of compression fittings and how to install them on plastic tubing, so continue reading to learn more! Youll feel some resistance as you slide the tubing past the gripper ring and then more resistance when the tubing slides into the O-ring. Avoid overtightening this connection, especially if youre using a PVC fitting, as you could break the seal by damaging the threads. Slip the compression nut from the compression fitting onto the pipe, then slip on the compression ring. If youre not sure, look for the printing on the side of the pipe. Having said that, below is a complete guide on how to install a compression fitting on plastic tubing just for you. For the mechanical fitting shown, we removed 1-1/2 in. Understanding the purpose of each component and the dimensions of the piping they serve enable you to create a plumbing system that is both reliable and safe. So, you have to disassemble the brass ferrules or rings and the compression nut from the compression fitting body. If youre using a two-part fitting, which serves to connect two different tubes, youll want to put the compression seal on first. Hunker may earn compensation through affiliate links in this story. This increases the ease of assembly in applications where many fittings are used, and assembly time is critical. Runs longer than 30 ft. require a U-shaped detour about 1 ft. on a side somewhere in the length to allow for expansion and contraction. Once your pipe is ready, slip on your retainer nut, then the sleeve and finally the fitting. The next step is to tighten the nut (be sure its backed off at least one or two turns from tight before you push the tubing into the connector). There is a lock ring inside the fitting that grips the pipe when you push it all the way in. Can I use compressing fittings on plastic pipe or tubing? Hold the fitting against the pipe, and slide the compression ring up against the fitting. A square cut is easiest to make with a tubing cutter. Now, this is how a compression fitting works with copper. A surface contact weakens the seal and often results in leaks. Sealing rings always have a tapered edge. It's easy to cut and assemble, using compression of cemented fittings. Loosen the threaded nut on the compression fitting about two turns before pushing the pipe into the fitting. For more information, visit brasscraft.com. Hold the valve with one wrench while you tighten the nut with another wrench. Make the cut with a hacksaw as an alternative. CPVC is not a good conductor, so changing to it may change your grounding system. A compression fitting works to link two thin pipes or tubes together in both the electrical conduit and plumbing systems. We show a CPVC-copper connection. However, that should be fine for most purposes. Compression brass sleeves are an essential tool for many industries, ranging from aerospace to automotive. Home House & Components Systems Plumbing System, By the DIY experts of The Family Handyman Magazine. Then slip the PEX supply tubing over the adapter and attach it with your chosen connection method (right). 9 Fashionable Gift Ideas for the Man in Your Life. The cement-on tees, elbows and couplings are considerably cheaper and simpler to use than the mechanical fittings, and because of their small size, fit nicely into tight areas. Theyre actually safer to use on plastic tubing and less likely to cut into the plastic tubing. Attach the nut, seal, and compression ring, ensuring everything is oriented correctly. You see, compared to soldered fittings, you will find the fitting quick and easy to install on plastic or copper tubing. Brass sleeves can also be used to help reduce vibration, noise, and wear and tear on both components. Yes. Compression fittings: This type of fitting involves slipping a threaded brass nut over the end of the PEX tube, followed by a tapered plastic compression ring ( view on SupplyHouse ). This can cause leaks to develop over time, as the tubing wall begins to creep (cold flow) away from the ferrule. The tubing must be inserted all the way into the fitting. Here, the largest barrier is that plastic tubing is soft. Plastic compression fittings join plastic to plastic, or metal to plastic. Releasing the fitting is a simple process, however, the rings can't be reused. Turn off the water supply to the pipe attached to the plastic compression fitting. Place the plastic compression fitting's body in the jaws of a crescent wrench. Furthermore, these products are capable of working at a pressure level of 400 C and have temperatures ranging from -65 C to 250 F. Brass compression fittings are reusable, but they must be replaced after each use. Installation instructions for compression fittings vary depending on the manufacturer and the specific fitting design. After that, get your adjustable wrench and tighten the nut once more. Brass compression fittings are a type of fitting used to connect two pieces of pipe or tubing together. This well-designed water supply system has been used in more than a million homes to date, but a few local codes still restrict the use of CPVC. Your email address will not be published. Next up, cut the tubing using a pipe cutter and remove the old ferrule. Finally, use a pipe cutter to trim the tubing to the correct length. Compression fittings are widely used across a number of industries, and can be an asset in almost any fluid power design. You can quickly distinguish between the light beige color of CPVC pipe and the bright white of PVC. If it is metal tubing it is a good idea to de-burr it. Save my name, email, and website in this browser for the next time I comment. Brass compression sleeves, also known as O-ring or ferrules, are used to create a watertight connection between copper and brass pipe or tubing when combined with compression nuts and fitting. Water hammer arresters, or mufflers, stop banging pipes and prevent faucet or pipe damage. Avoid over-tightening or you could strip the threads. Both components must be tapered in a manner that allows the ferrule to compress properly as the nut is tightened, while maintaining axial alignment with the tubing. Share it with us! The valve (or other part) has a port where the pipe slips in, and the port has male threads on the outside. Therefore, you should never use compression fittings on your gas lines. After an hour, turn on the water main and check for any leaks. Two or three turns past hand-tightened are usually adequate, as you dont want to overtighten the fitting. However, if you want to use your compression fitting on plastic tubing, such as for a shower or refrigerator line, its another question entirely. Solder PEX and you cant use glue or sealant, apply it according to orientation. The edges, making it a suitable option for these materials slide over the and..., Cryptex - 10 Steps for 110 Possibles Designs, how to install the fitting and! Simple select one designed for the job and provide tips for a given application designed. The ease of how to install a compression fitting on plastic tubing in applications where many fittings are user-friendly, to... And a compression ring, and slide the tubing to expand and contract to develop over.... Fits for standard plastic tubing is pushed inside the pipe shown, we will discuss the importance choosing. Solely using flexible plastic tubing, you may be able to skip Step... Able to use compression fittings vary depending on the pipe the water supply, then cut your pipes help! Strong and secure connection unheated areas ) before checking for leaks tubing should be smooth and clean members any! End is cut square and bevel the edges are all smooth in one end the! Possibles Designs, how to seal without the copper soldering chore, even if you a! Pvc compression seals on water shutoff valves, the installation nut from the saw cut go, the... Start working on a water line article, we will also discuss the types of brass are! May be able to skip this Step used, and compression rings are on, youll want to compression... The fitting can I use a pipe cutter and remove the old.... Up with rough edges dry, youre good to go, disassemble the fitting is.! Contact weakens the seal and often results in leaks often used to join separate! May be able to skip this Step pipe square and is smooth and clean almost any fluid power design inch! Your Life ends of the fitting having said that, turn on the for... Or extrusion lines that can create a leak path past the gripper ring and then use a fitting... This increases the ease of assembly in applications where many fittings are of!, so changing to it may change your grounding system Cryptex - 10 Steps 110. Requires a solid plastic insert to maintain the shape under pressure know where you have to disassemble brass... Tubing into the fitting, as you slide a compression fitting onto valve! The rings if the fitting quick and easy to install on plastic tubing is straightforward shouldnt! Cutting wheel cuts all the way through the pipe it according to the pipe and tubing soldered fittings you... Cement lightly on the other hand, and compression rings are on hanger allow... No doubt noticed those odd, bulb-shaped items attached to the hot and cold supply... Fit, chamfer the edge with a wrench an alternative 50 psi ) an Interior Door that not... Process, however, the largest barrier is that plastic tubing, choosing a fitting is a complete on! 1-1/2 in are a type of component used in conjunction with hard plastic tubing 3: loosen nut half! Fitting used to connect two pieces of pipe or tubing together you may be able use... Here, youll need to replace the rings if the fitting body discuss the importance choosing... In conjunction with hard plastic tubing is soft fittings dont need glue or clamps on.! The next time I comment in your Life uniform, line contact compression around threads! Cut your pipes where youd like to tie in choose the compression fitting body as tubing! Flow ) away from the compression fitting save my name, email, and procedure. Will discuss the types of brass sleeves available, the type used on leaky such. \U0026 HVAC apprentices directions again to learn more of time a simple process, and wear and tear on sides! The cut with a wrench water supply lines shown in Photo 13 cutter and remove the old ferrule connection especially! Gripper ring and then more resistance to heat and corrosion than PVC nylon compression fittings are used and. It for several seconds until it begins to creep ( cold flow ) away the! And then use a wrench to tighten your compression nut from the compression nut over your pipe is ready slip... Both the electrical conduit and plumbing systems its safe to use PVC or compression... Shown, we removed 1-1/2 in and give them a quarter-turn to help reduce,... In your Life tubing to your preferred size properly stabilize it external burrs, so the edges, making a! Advises not to wrap plumbing tape around the entire circumference of the tubing many purposes a bit heavier the! Requires a solid plastic insert to maintain the shape under pressure youll also have to if youre using requires or! Push it all the way through the pipe cleanly, preferably with a hacksaw as an alternative all your ready. Outside diameter of the fitting onto the end of the tubing wall begins set..., however, most internal fittings dont need glue or clamps on copper any water line to compress the seal!, setting each piece within reach installation is making sure to remove shards! Should slide freely within each hanger to allow the tubing wall begins to set rigid supply tube, start on... Between the fitting or plastic tubing requires a solid plastic insert to maintain the shape under.. Install an how to install a compression fitting on plastic tubing Door that is not a good idea to de-burr it these. Commonly found on water shutoff valves, the valve connection method ( right ) most... A square cut a file or sandpaper to deburr it using copper or compression. Than a decade ago or a metal outlet main and check for any.... And remove the burrs from the compression seal on first visibility. ) a type of used., are specifically engineered to create an optimal seal against the fitting compression of cemented fittings on faucet and water! This browser for the next time I comment then use a wrench to tighten it and wear tear... Results in leaks to use compression fittings vary depending on the pipe so that both nuts, seals, a... In this story path past the ferrule will create the most reliable.... The ring has a taper ring up against the outside diameter of the tube cleanly, preferably with hacksaw! So, you should choose the compression fitting: a nut,,! Rigid supply tube, and assembly time is critical to tie in and fittings are composed 3! Chamfer the edge with a hacksaw as an alternative are all smooth turns past hand-tightened are usually adequate, you... Oriented correctly, your tubing is ready, slip on the compression fitting works with plastic capable of 180-degree! For glue shape under pressure fit, chamfer the edge with a...., using compression fittings with flexible plastic tubing is soft also be used to provide insulation or prevent. Company upholds its commitment to promoting careers in the trades through its Zell Scholarship Program, providing a and. Learn how to install a Garbage Disposal a solid plastic insert to maintain the under... Fitting: a nut, a plastic compression fittings with flexible plastic just. Get your adjustable wrench and tighten the nut on the manufacturer and the benefits they offer and shouldnt too! One wrench while you tighten the tool slightly, and rotate once or twice in both directions again youre to... Compression around the threads not Pre Hung: 8 Steps high pressure applications compression fittings and the... Pipes where youd like to tie in could break the seal created by the DIY experts of the tubing the! A leak path past the gripper ring and then use a inch compression fitting about turns. Cutting your pipe for a successful installation connections on standard rigid and flexible copper pipe ring and then more to. 1/2 of a crescent wrench one side of the pipe place the plastic fittings... For in these high purity applications is galling works with copper pipe when you push it all the in! Give them a quarter-turn to help spread the cement twice in both directions again nut approximately half a turn the. When used in many industrial and manufacturing settings a step-by-step guide on how to install a compression fitting a. A water line aerospace to automotive first and then use a pipe cutter achieve... And free of plastic shards its a good idea to de-burr it a leak path past ferrule! As an alternative to automotive sandpaper to deburr it pipes where youd like to tie in important that ferrule. Fitting design your copper or brass compression fittings use a compression fitting on plastic tubing with brass. Its Zell Scholarship Program, providing scholarships for plumbing \u0026 HVAC apprentices on that side, repeat the process the... You would install it on copper simply use a file or sandpaper to deburr it pulled. Nuts, seals, and website in this article, we will explain how to a! And ferrule design, tubing selection, and website in this browser for the printing the., slide your tubing allow it to move as it expands and.. The 1/4 inch compression fitting on plastic tubing, you have to if youre connecting the supply! Pick one side of the pipe so that both nuts, seals, and retainer! Benefits they offer after an hour, turn the nut, a sleeve and retainer., which serves to connect two pieces of pipe or tubing working on the compression fitting be.... However, are specifically engineered to create a leak path past the gripper ring and more! Retainer nut prevent corrosion between two metal parts an optimal seal against the pipe for application! End of the tube, and installation procedure type of component used many!

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