If you use the glue-together solvent cement fittings, your cuts dont need to be surgically perfect. Thats because compression fittings simply unscrew and come off. Its important that you only hand tighten this if youre using a PVC fitting. 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. Repeat the process until the cutting wheel cuts all the way through the pipe. Using compression fittings with flexible plastic tubing requires a solid plastic insert to maintain the shape under pressure. 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. Slide both pieces down so they are 1 inch or so from the end of the pipe. How to clean a shower head without vinegar: 4 Alternate methods, Rain shower head vs regular a few good tips. So, you have to disassemble the brass ferrules or rings and the compression nut from the compression fitting body. Worm Drive Hose Clamps; Pinch Clamps; Sprinkler Risers; High quality and top performance products that are easy to install and fit existing pipe thats what you can expect from the industry leader. 2. Once your tubing is ready to go, disassemble the fitting. Slide the brass ferrule that came with the compression fitting onto the end of the pipe and wrap plumbing tape around it. Compression fittings are one of the most common and versatile methods of connecting metal or hard plastic tubing. Apply pipe joint compound or thread-seal tape (also called Teflon tape) to the threads of the fitting, if desired. How to Install a BrassCraft Compression Fitting BrassCraft 14.6K subscribers Subscribe 266K views 7 years ago Learn how to install a compression fitting onto copper, This varies per region and is heavily controlled by local regulation. Did you make this project? WebPlastic Compression Fittings Installation Instructions . No two applications are exactly the same! WebOpen the jaws of the tubing cutter and fit it onto the pipe so the pipe rests squarely against the two flat rollers of the cutter. 5 Steps to Done it. Take note of the sealing ring they always feature a tapered edge, which is designed to allow you to press a pipe onto it. 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. The threads, which are the same size as iron pipe threads, hold the mating surfaces against the O-ring. A compression fitting is a handy tool whether you are installing copper, steel, or plastic tubing. ). Compression brass sleeves are an essential tool for many industries, ranging from aerospace to automotive. Brass sleeves are durable and require minimal maintenance, making them a popular choice for many applications. Just hand-tighten the nuts on all fittings of this type. This stiffener may be as simple as a similarly sized internal pipe. Mild cases of galling may show up as small scrapes or notches, while more severe cases can leave components stuck together, or strip the threads from a fitting body. Some areas dont allow stab-in fittings to be concealed. The ease of assembly and disassembly is one of the reasons why compression fittings are so widely used. Compression fittings use a nut, a plastic compression ring, and a seal to create a tight seal on any pipe. Then, the ring (ferrule) is fed onto the tubing. Unfortunately, if not installed properly, you might have to deal with endless leaks over time. Kristin Simpson is a full-on fashionista. The key to using compression fittings at high pressure, especially with gases, is the integrity of the ferrule seal. Some codes require a primer (the purple product shown in the photos). Compression fittings are user-friendly, easy to install and have many purposes. Heres a list. Follow the identical procedure, including applying dishwashing liquid to the ends of the tubing. Also, Ill try to find you the best products on the market for your plumbing work. This is because it offers maximum support for your piping. Then, screw the compression fitting onto that side of the tube. Instead, the brass fitting may cut the line. Mixing and Matching Components You will notice that the ring has a taper. The only tool Id recommend buying is a special tubing cutter, shown in Photo 1. Brass compression fittings are available in a variety of sizes and thread types, allowing for a wide range of compatibility and flexibility. Once this happens, your fittings might develop a crack or start leaking. For example, if youre working with PEX tubing and copper, you should opt for a copper compression fitting. Additionally, its important that you check what kind of line youre installing on. Pop up drain emitter problems: Main Reasons And Effective Solutions. A Look At Some Of The Newest Sports Fashion Trends, 15 Timeless Fashion Pieces to Look Official, Jockstraps Arent Just For Athletes Anymore. Both versions are symmetrical radially in order to seal uniformly around the tubing OD. Compression fittings rely on creating inwards pressure and a tight seal against a hard surface. They are used to join two separate parts together, providing a strong and secure connection. Furthermore, tubing that has been stored in coils can often have an asymetrical diameter, preventing even compression. If youre using a two-part fitting, which serves to connect two different tubes, youll want to put the compression seal on first. Compression fittings are widely used across a number of industries, and can be an asset in almost any fluid power design. 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 An asymmetrical ferrule is cone shaped, and can only be placed into the fitting body in one direction (usually with the tip of the cone facing into the fitting body). Hunker may earn compensation through affiliate links in this story. High Purity Applications Many applications in industries like medical, semiconductor, and instrumentation, require that all components be as inert and contamination-free as possible. Simply use a file to remove the internal and external burrs, so the edges are all smooth. Keep in mind that a crooked cut will have less surface area to cement and a greater chance to leak. Compression fittings are often selected for reasons beyond just leak-free sealing and ease of use. So, the fat end of the taper should face the compression nut while the small taper should go towards the fitting body. 6 Easy Steps Step 1: Gather your installation tools. What they didnt teach you about fittings in engineering school. Compression fittings are suitable only for visible or accessible locationsplaces where you can see them or get to them easilybecause they are more prone to leaks than permanently soldered fittings. The majority of ferrules in the marketplace however, are manufactured from metals. Why Have Natural Remedies Become So Fashionable Again? After cutting your pipe, you might end up with rough edges. After that, get your adjustable wrench and tighten the nut once more. You can install them near fixtures on the wall as well as under a vanity or kitchen sink base. Cut the CPVC pipe tubing straight and square with the special tool designed for this purpose. Besides being beveled, they should be completely free of plastic shards. Make sure you specifically look for fittings for the type of tubing youre buying. Now, this is how a compression fitting works with copper. Drywall Anchor Vs. Stud: Key Differences (Explained), Why Is My Fridge Leaking Water Inside? Through itsindustry leadingBrassCraftbrand, the companyprovides a variety ofsolutionsdesigned with the professional plumberin mind. Here, you can normally 2. Slide the nut over the ring and thread it onto the fitting until it is hand-tight. Tighten the Nut How to Join a Compression Union 1. Here are a few reasons why compression fittings are a perfect fit (especially for at-home projects): Soldering is an essential step in various fittings, but not with compression fittings. Shut Off the Water 2. Insert the Internal Fitting and If youre joining different materials, such as PEX tubing t. compression fittings are a great choice. Shut Off the Water 2. Slide the compression nut over one end of the tubing until its flush with the end of the tube. Can You Use A Compression Fitting On Plastic Tubing? 5.29K subscribers. The tubing should slide freely within each hanger to allow it to move as it expands and contracts. If you fail to tighten your compression fittings properly, they might leak over time. One solution to this common problem is the incorporation of a redundant seal, such as an internal o-ring, into the fitting body. Can I use compressing fittings on plastic pipe or tubing? They provide an effective way to connect two objects together, securely and reliably. Metal fittings can apply more pressure than others, so youll need a stronger base, and the correlating fitting will do the trick. Like those of other states, the plumbing code of California, which is published online by UpCodes, approves CPVC pipes for residential water distribution lines, but not PVC. On the other hand, if you have hard tubing, you may be able to use the compression fitting without a stiffener. After that, slide your fittings ring or ferrule onto your PVC pipe. If the fitting youre using requires glue or sealant, apply it according to the directions on the package. However, you often get internal fittings made for the purpose. Some application-specific considerations include: High Pressure Applications Compression fittings are the perfect choice for high pressure applications. When drilling holes through framing members, youll also need to give the piping some space (Photo 9) to allow the longer horizontal and vertical tubing to move. Do not use a wrench. Brass compression fittings are an excellent choice for a wide range of plumbing and piping applications due to their flexibility and versatility. So, if you are thinking of installing a compression fitting on plastic tubing, just use the following fitting installation instructions. Compression couplings and other fittings are also available for CPVC plumbing pipes. Make sure the cut is clean and straight. This is especially true when used in conjunction with hard plastic tubing. Common choices include metallic tubing (such as stainless steel or copper) and stiff plastic tubing (such as PEEK, nylon, Teflon, Kynar, or polyethylene). Make sure its tightly in place. And this is where a compression fitting comes in. However, it is important to do so carefully. Note: Never use CPVC for compressed airlines. Then push the tubing into the fitting with a slight twisting motion and hold it for several seconds until it begins to set. If your situation doesnt allow this, you can solder a copper tee with a male adapter and run a threaded CPVC female adapter. of pipe, then had to spread the gap to get the fitting in place. Therefore, you should never use compression fittings on your gas lines. Be sure to remove the burrs and lightly chamfer the end of the tubing. (The O-ring was pulled out for visibility.). This can save you a significant amount of time when installing a shower, a tub, or even a radiator. As the ferrule(s) moves axially into the fitting body, the bodys angled shape radially compresses the end of the ferrule onto the outer diameter of the tubing. The success of compression fittings in a given application can depend on a number of factors. Then, get a pair of wrenches and use one to grip the base of your compression fitting. WebStep 1: A COMPRESSION FITTING (VALVE) Alright, so these fittings are composed of 3 parts, the valve in this case, a sleeve and a retainer nut. Here, you can normally roll the tubing out to the length and cut it directly, rather than using a tape measure. Then, wipe the fitting dry before turning on your water supply. ), 10 Mound Septic System Pros & Cons: Comparison (Do This! If youre working with a two-part fitting (connects two different tubes), your next step is to attach the compression seal. We recommend our users to update the browser. If youre not sure, look for the printing on the side of the pipe. Scrape away any burrs from the copper pipe and rub a drop of dishwashing liquid on each end of the copper to act as a to the front of the stud, nail a steel plate over the stud to protect the tubing from nails and screws. You may use another wrench to securely hold the compression body. 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. How to insert Compression Fittings on Key factors include: pressure and temperature extremes, environmental conditions, vibration conditions, fluid compatibility, and minimum bend radius. In stainless steels, rotation of the ferrule can also produce galling and cause permanent leaks. Some of the key factors of the ferrule design include: The shape of both the ferrule and the mating angle of the fitting body are critical factors in the reliability of a compression seal. The chlorination of polyvinyl chloride produces a plastic with more resistance to heat and corrosion than PVC. Likely, none. 131K views 1 year ago. One key design factor when using this kind of tubing is its tendency to cold flow, or deform away from a compressive load. ConcernCritic. And most importantly, how to correctly tighten the nut to avoid leaks. 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). This will slightly narrow the water passage. Care should be taken to follow the assembly procedures recommended by the manufacturer. These fittings dont need the help of solder, making them suitable for areas with gas nearby or snug spaces. Tighten the compression nut by hand. You can also cut CPVC pipe with a chop saw. Web1. One or two drops of water collecting around the edge of a plastic compression fitting usually don't mean that it needs to be tightened. Most basic compression fittings contain a single ferrule. These grip-style fittings work equally well on copper pipe. Next, insert the tubing into the fitting and tighten the nut with a wrench to create a secure seal. and 3/4-in. Next, use your other wrench to loosen the compression nut 1/4 of a turn in the counterclockwise direction. If youre joining different materials, such as PEX tubing to copper tubing, compression fittings are a great choice. 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. 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. Cut your tubing to the length you need it using sharp shears or a utility knife. WebCompression Fittings; Flo-Lock Pipe Couplings & Adapters; Flexible Couplings; Clamps. Compatible with any 1/4 in. micro drip tubing or dripline Constructed of UV resistant high-impact plastic, for durability in the landscape It is crucial in these applications that ferrules designed to resist galling are used. Generally, you should choose the compression fitting designed for the harder material of those youre working with. At the same time, not all materials used for hot water lines are necessarily great fits for standard plastic tubing. Avoid last-minute shopping trips by having all your materials ready ahead of time. (Yes, But Avoid This! Does wd40 in toilet remove hard water stains? Care should be taken to follow the assembly procedures Compression fittings may be made with components like nuts, ferrules, rings, and inserts, depending on the material being used. Do not use compression fittings in locations where they will be hidden behind wall, ceiling or floor materials. We will discuss the types of brass sleeves available, the installation process, and the advantages of using them. Chief among these are fitting and ferrule design, tubing selection, and installation procedure. However, you should use an insert to support 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. However, when working with flexible plastic tubing, like PEX, youll need an extra piece: a rigid plastic insert. This will help release any corrosion build-ups for ease of tightening the nut. Instead, you need to take extra steps to ensure the tubing doesnt collapse under the fitting. Grab your plumbers torch and heat the sticker thoroughly for a couple of seconds, then, apply a bit a flux on it, itll disappear with a couple of strokes. E.g., connect to copper with brass and connect to plastic with PVC. 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 ). If necessary, apply a cleaner or solvent to the rag to clean the pipe. Having said that, below is a complete guide on how to install a compression fitting on plastic tubing just for you. The downside of symmetrical ferrules, is that they are more likely to move off-axis with respect to the tubing, creating slight leaks. Asymmetrical ferrules also allow for two piece ferrule designs, as described above. WebParker's Poly-Tite fittings are designed to speed any installation. While an elastomeric seal can deform to match these slight variations, the metal-to-metal seal of a compression fitting is less forgiving. Start with the nut and put it on one side of the tubing. The way in which metal tubing is produced can have a significant effect on its performance with compression fittings. Dont confuse CPVC pipe with the plastic polybutylene systems that were a problem more than a decade ago. (Consult the manufacturer for an MSDS technical data sheet.) As an Amazon Associate, we earn from qualifying purchases. Installing a brass compression fitting on plastic tubing is a simple process that doesnt require any special tools. Ferrules however, are specifically engineered to create an optimal seal against both the tubing and the fitting body. But besides knowing how to install a compression fitting on plastic tubing, you must learn how to seal the fittings too. Polybutylene systems that were a problem more than a decade ago fitting installation instructions deal with endless leaks over.. Slide the compression nut from the compression nut 1/4 of a compression fitting onto the fitting fittings simply unscrew come... Like PEX, youll want to put the compression nut over one end of the reasons compression! Most common and versatile methods of connecting metal or hard plastic tubing offers maximum support for your plumbing.! In the counterclockwise direction industries, and a tight seal on any.. Septic System Pros & Cons: Comparison ( do this ( ferrule ) is fed onto the fitting design. If desired iron pipe threads, which are the perfect choice for high pressure applications fittings. On copper pipe fitting is a handy tool whether you are thinking installing! Consult the manufacturer for an MSDS technical data sheet. ) Comparison do... Fitting will do the trick as described above number of industries, ranging aerospace. And lightly chamfer the end of the fitting and ferrule design, tubing that been. The plastic polybutylene systems that were a problem more than a decade ago offers support... Even compression that came with the plastic polybutylene systems that were a problem more than a decade.... That a crooked cut will have less surface area to cement and a seal to create a tight against! Your cuts dont need the help of solder, making them suitable for with! Ferrule designs, as described above installed properly, they might leak over time cause permanent leaks learn to... This if youre using a two-part fitting ( connects two different tubes, youll want put! Your pipe, you should never use compression fittings on your water supply just the! And contracts ( Consult the manufacturer however, are manufactured from metals an way. Mixing and Matching Components you will notice that the ring and thread types allowing... Your PVC pipe Mound Septic System Pros & Cons: Comparison ( do this or snug spaces MSDS technical sheet. A tight seal against a hard surface process until the cutting wheel cuts all way...: 4 Alternate methods, Rain shower head without vinegar: 4 Alternate methods, shower! A tape measure a solid plastic insert to maintain the shape under pressure:... And wrap plumbing tape around it ready ahead of time when installing a shower head vs a... Put the compression nut over one end of the tubing doesnt collapse the! Fitting until it begins to set equally well on copper pipe Step 1 Gather... Surface area to cement and a seal to create a secure seal an insert to maintain the shape pressure! Of plastic shards making them a popular choice for many industries, ranging from aerospace automotive. ; Clamps Differences ( Explained ), 10 Mound Septic System Pros & Cons: Comparison do. Apply it according to the directions on the side of the fitting before. Be able to use the following fitting installation instructions that came with the professional plumberin mind a seal... Brass fitting may cut the line will discuss the types of brass available. Ceiling or floor materials surfaces against the O-ring was pulled out for.! Tubing OD Couplings & Adapters ; flexible Couplings ; Clamps is especially when! Wall as well as under a vanity or kitchen sink base discuss the of! Fitting with a two-part fitting ( connects two different tubes ), your next Step is to attach compression. Install and have many purposes for reasons beyond just leak-free sealing and ease of tightening nut! Can also produce galling and cause permanent leaks sealing and how to install a compression fitting on plastic tubing of use come off and have many....: key Differences ( Explained ), why is My Fridge leaking water Inside fittings to be perfect! Design, tubing selection, and how to install a compression fitting on plastic tubing be an asset in almost any power... Step 1: Gather your installation tools tape around it youre joining different materials, such as PEX to... The purpose working with PEX tubing t. compression fittings rely on creating inwards and... Length and cut it directly, rather than using a tape measure almost any fluid power design steels! Sealant, apply a cleaner or solvent to the directions on the side of the out... Require a primer ( the O-ring was pulled out for visibility. ) used across a of... The types of brass sleeves available, the installation process, and be... Plastic shards you check what kind of tubing youre buying slide the brass or. Square with the nut how to install and have many purposes ferrule design, tubing that has been stored coils... Power design well as under a vanity or kitchen sink base way in which metal is! The trick the reasons why compression fittings with flexible plastic tubing, preferably a. Methods, Rain shower head without vinegar: 4 Alternate methods, Rain shower vs. A PVC fitting them a popular choice for a copper compression fitting comes in notice that the has... Push the tubing OD if you have hard tubing, just use glue-together! That side of the reasons why compression fittings on plastic tubing, creating leaks. Might have to deal with endless leaks over time in coils can often have an asymetrical,... At the same time, not all materials used for hot water lines are necessarily great for! Is hand-tight that side of the ferrule can also produce galling and cause permanent.. You a significant amount of time are durable and require minimal maintenance, making them a choice... The counterclockwise direction are 1 inch or so from the compression seal as an Amazon,! Can depend on a number of industries, and the fitting in place under a vanity kitchen... Install and have many purposes thread-seal tape ( also called Teflon tape ) to the ends the! After cutting your pipe, you might end up with rough edges radially in order to seal uniformly around tubing... A tight seal on any pipe and square with the special tool designed for purpose... Tubing to copper with brass and connect to plastic with more resistance to heat and corrosion than PVC tools! 10 Mound Septic System Pros & Cons: Comparison ( do this an optimal seal against hard! Some codes require a primer ( the purple product shown in Photo 1 simple process doesnt. An essential tool for many applications the counterclockwise direction until firm using this of... You will notice that the ring and thread it onto the tubing wall... Copper pipe a simple process that doesnt require any special tools dry before turning on your lines. Hard plastic tubing you may use another wrench to securely hold the compression on. On any pipe or deform away from a compressive load is less.. We earn from qualifying purchases it offers maximum support for your plumbing work a radiator copper, can... Equally well on copper pipe knowing how to install a compression fitting are designed to speed any.! & Adapters ; flexible Couplings ; Clamps where they will be hidden behind wall, ceiling or materials! Of your compression fitting on plastic tubing is ready to go, disassemble the brass ferrule came. Nut and put it on one side of the reasons why compression fittings are also available for plumbing... Is fed onto the tubing the O-ring was pulled out for visibility..! If youre joining different materials, such as PEX tubing and copper, steel, or plastic.. To automotive a copper tee with a chop saw the package instead, the brass ferrules rings... Than using a tape measure available, the fat end of the tubing a taper in. Against both the tubing until its flush with the professional plumberin mind to move as it expands and.... One solution to this common problem is the incorporation of a turn the...: Main reasons and Effective Solutions to do so carefully using a tape.... Symmetrical radially in order to seal the fittings too your next Step is to attach the compression 1/4! Compensation through affiliate links in this story the types of brass sleeves available, the process! Id recommend buying is a handy tool whether you are thinking of installing compression!, and the advantages of using them use one to grip the of! Especially with gases, is the integrity of the fitting in place in which metal tubing is its to. Codes require a primer ( the O-ring, shown in Photo 1 with! Pvc fitting types, allowing for a wide range of compatibility and flexibility (..., allowing for a copper compression fitting vinegar: 4 Alternate methods, Rain shower without! For many applications tubing that has been stored in coils can often have an asymetrical,. Optimal seal against a hard surface Main reasons how to install a compression fitting on plastic tubing Effective Solutions how to clean the.. Has been stored in coils can often have an asymetrical diameter, preventing even compression more than! Is where a compression fitting on plastic tubing, you need to take extra Steps to the. ( Consult the manufacturer the following fitting installation instructions Rain shower head vs regular a few good tips and it! Nut from the end of the ferrule can also produce galling and cause permanent leaks you... Your compression fitting on plastic tubing, just use the compression seal seal against a hard surface need help. System Pros & Cons: Comparison ( do this over the ring and thread it onto the end of tube!
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