how to replace drain pipe under bathtub

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Parts and Tools Needed to Replace your Bathtub Drain. Note the measurement. Fix it in place. Copyright© Remove the tee-fitting behind the tub. Turn on a hairdryer to the heat setting, after making sure there is no … Remove the pipes that connect the overflow to the tub drain basket. To repair a tub drain, unscrew the drain flange from above. Website operating Next comes an elbow trap -- sometimes referred to as a J-bend, which is actually two pieces that attach either to the sink tail piece or to a short slip joint extension on one end and the outside pipe on the other. Replace the old pipe with PVC and the proper connectors. Slip the new gasket into place and screw in the drain flange. A rubber gasket underneath the tub seals the drain elbow to the tub. If it is a … Some people will persist with a broken drain pipe under a slab in their bathroom for years, keeping the plunger constantly at the ready and hoping the problem (whatever it is) will right itself in time. Of course, the cost will depend on a variety of factors including where you live. It allows water to drain out of the tub in the event the water is left on or the level gets too high when someone gets in and the water is displaced. It should easily line up to the holes of the bathtub. You will need the following tools and parts to replace your bathtub drain. However, plan on spending somewhere around $175 per foot. Remember the drain trap (the U-shaped bend) will have a small amount of standing water so have your bucket or bag handy. The new bathtub drain. This will indicate the drain fitting location. 1. Names bathroom sink plumbing parts bathroom sink repair a plete install a bathroom vanity and sink names bathroom sink plumbing parts find and repair hidden plumbing leaks Fixing Bathroom Sink Drain Pipe Image Of And ClosetBathroom Sink Drain Leaking Around Thre Premier Plumbing IncHow To Replace Drain Pipe In Bathroom Sink Image Of AndWhat Does… Read More » Make sure the hole in the tub meets the drain fitting. Use a hacksaw to cut the extra length. Between the underside of the flange and the tub surface, there's a good amount of plumbers putty that seals the inside of the drain. DoItYourself.com®, founded in 1995, is the leading independent Turn on the water supply after everything has been fixed. Cast iron pipework runs between $2 to $10 per foot and was the standard until the 1960s. How to repair a leaky drain pipe under a sink. If the toilet … From beneath the tub, position the rubber washer around the threaded drain tailpiece, then slip the tailpiece up through the drain opening. Lift and Turn: A drain with a plug that rotates in opposite directions to release or hold water; set screws are placed under the lip of the drain Drains With Trip Levers. Then I drilled a screw into the side and wedged it between the PVC and drain and with … This washer comes with the part but it is not used on top of the tub where the drain you are replacing comes into contact with the tub it is used below the tub to seal the pipe. I'm replacing a bathtub with a walk in shower. After all, your drain line runs from your home all the way to the nearest waste source. If the actual tub drain basket won't unscrew, use a reciprocating saw to cut a notch in the side of the basket. It comprises of a drain elbow that fits into the drain pipe, a curved trap piece and a tail piece. To make sizing the new drain pieces easier, keep the old drain parts for now. Now, measure the new bathtub pipe by placing it next to the old pipe. Drain Replacement 1 Turn off the water, and clear the area under the sink to prepare to replace your current drain pipes. Replacing Cast Iron Drain Pipes vs. Standing water in tub, drain is good, tub eroding? You’ll find most parts making up the bathtub drain assembly under the bathtub. Feed the spinning cutter head all the way through the pipe to cut away any roots. Once the notch is cut, use a pry bar to twist and pry the old drain basket out. Steps. It's quite easy to do. Measure straight down from the bathtub drain hole to the level where the piping branches off toward the drain (the plumbing pipe splits in two directions; the one for the overflow tank will go straight up, and the other will branch toward the drain). You may need repeated cutting to make small changes. Cost to Replace a Drain Pipe Under the House He specializes in do-it-yourself projects, household and auto maintenance and property management. Luckily, you won’t come across many challenges when replacing a drain flange, according to our 24 hour plumber in Sydney. Part 1 of 3: Removing the Old Stopper. Once that is done, place tub drain rubber gasket and then the tub drain flange in their respective areas. Remove The Drain Pipe: If the pipes from the tub to the main drain are bad then remove them. Moving a bathtub drain from the center to the right side requires accessing the plumbing pipes under the sub-floor. Questions of a Do It Yourself nature should be When it fits perfectly, join them with cement. Replacing sink drain pipes is an easy DIY project. They should be at a specific distance from the top of the drain fitting. Or use a sanitary tee and cut a pipe that fits from the outlet of tee to the fitting of the drain. Turn the connecting nuts tight with your pliers. If the pipes have fitted perfectly, they will match the holes in the tub. The average drain pipe repair cost is $549 with most homeowners spending between $500 and $1,150. Remove the old drain assembly from the top down. Turn the wrench on the pipe that will be removed while firmly holding the other pipe wrench still. Although cast iron is prone to rusting, it may hold up better than PVC. Cover the underside of the new flange with plumbers’ putty, then twist it into the drain opening. The flexible line can be bent to form most any shape, and will allow you to connect pipes that don't line up right. Now, attach the overflow and drain pipe to the tub with the help of a drain wrench. All rights reserved. The steel pipes of the drain eventually rust and crack causing leakage which in turn lead to their replacement. Move to the top side of the tub. You can replace just this plate at your hardware store for a few dollars. It should easily line up to the holes of the bathtub. The cost to repair your drain pipe will depend on a few factors. Now, measure the new bathtub pipe by placing it next to the old pipe. These are available at your local hardware store, and you can get a PVC pipe with the proper threads to screw into a metal pipe. We welcome your comments and suggestions. The drain for the tub is made of a black plastic material and the tailpiece... Hello everyone, this is my first post on here. But good old denial (emanating from a very legitimate fear about just how much it’s going to cost to fix a drain pipe under a slab) can only delay the inevitable for so long. Measure the drain hole from the inside of the tub to the surface the tub rests upon. If it is a metal pipe, unscrew it using two pipe wrenches. I have a bathtub drain that stopped working. However, both the actual drain from the tub pipe and the overflow pipe may also be considered part of the drainage system. They are mostly found behind the tub. He has been published in "Woman's Day," "New Home Journal" and on many do-it-yourself websites. All information is provided "AS IS." Wrap the putty around the lip of the replacement drain basket. I tried using a tub drain remover wrench and all it did was break off the cross bars. Dale Yalanovsky has been writing professionally since 1978. Connect the tee-fitting onto the overflow pipe and the tub basket drain pie. It’s usually covered with a chrome plated cover above the tub drain near the top of the tub level. submitted to our "DoItYourself.com Community Forums". Yalanovsky also writes a bimonthly column that provides home improvement advice. When replacing your standard bathtub with a new unit, sometimes it is necessary to relocate the tub drain pipes. A bathtub drain wrench or sometimes called a drain key. Unlike an individual tile, it’s hard to find the source a drain issue. P-Trap is a pipe that will connect the waste pipe and the overflow pipe to one main pipe. shows, the flange is held in place with a threaded connection to the drain elbow (aka drain shoe). 1. Choose a Toilet Vent or Drain Configuration. Attach a cutter head onto the end of an electric drain snake. If it is plastic, use a tongue and groove pliers to loosen the connecting nuts. Note the measurement. Write down the measurement for the vertical distance between the drain hole and the level where the piping branches off toward the drain. © Copyright 2020 Hearst Communications, Inc. Chrome pipes like you have now are pretty, but over time do … If it is a PVC connection, cut the pipe one inch away from the main drain using a hacksaw. Then clean the flange and apply silicone caulk. If the pipes leading to the main drain are bad, continue to Step No. You may also have the gasket or rubber sealing washer that goes between the nut and the sink overtightened and this is causing the leak. Once you ensure there is no leakage, you can store away the tools and clean up the work area. Use a hacksaw to cut the extra length. The overflow cover is removed by turning out the attachment screws on the cover plate. problems contact webmaster@doityourself.com. Insert a video inspection tool into the sewer pipe and look for evidence of tree roots growing inside the pipe. Whichever the case, replacing a tub drain demands the removal of the drain flange. For the metal pipe, simply unscrew it with the help of two pipe wrenches. Next we use a pipe video inspection camera to determine how long the break or crack in your cast iron pipe is. Remove the drain pipe leading from the tub to the main drain. Use penetrating oil on the threads if they do not readily unscrew. Now, locate the area where the drain pipes are located. Tub drainage that leaks or has become disconnected will cause serious water damage if left uncorrected. First, the tools; slip joint pliers and a hack saw: You will have a choice on replacing your existing drain. Make sure you meet all local plumbing ode requirements while choosing the pipe. First is a threaded tail piece leaving the bottom of the sink. You really only need 2 tools to do this. If it is metal, use two pipe wrenches. The drain pipes consist of the tee-fitting and the waste pipes that lead to the main drain. The waste and overflow is the drain mechanism behind and under the bathtub that connects the overflow with the tub drain. This is a situation that must be corrected before any real estate property is shown or sold. So I found a 1 1/2 inch PVC pipe and it was almost the right diameter, but it didn't have any bite. Soften the Old Plumber's Putty. A sink drain is a simple creation. Note down the measurements and use them to purchase the pipe of proper length and diameter. Make sure the hole in the tub meets the drain fitting. Roll out an even bead of plumber’s putty and position it around the new drain fitting. If the pipes do not line up correctly, either cut them to fit or install a flexible PVC drain line. Frozen drain levers are … It is a trial and error process and may need repeated adjustment. One of the wrenches will hold the joint steady exactly at the point where the pipe connects while the other wrench will be used to unscrew the pipe. Attach a PVC tub drain kit to the tub. How to Change Metal Pipes to Plastic Under the Kitchen Sink, How to Reconnect Plumbing After Removing a Garbage Disposal, How to Fix a Leak in a Kitchen Sink Flange, HammerZone: Replacing A Tub Drain and Overflow Tube, How to Stop a Drain Connection PVC Plumbing Leak, How to Remove Different Types of Bathtub Stoppers. S to bathtub replacement bath tub drain pipe and overflow bathroom sink drain pipe is leaking to replace or repair a drain pipe How To Replace A Bathtub DrainHow To Convert Bathtub Drain Lever A Lift And TurnS To Bathtub ReplacementHow To Replace A Bathtub Drain In Mobile Home2020 Plumbing Estimates Average Leaks Pipe RepairsImportance… Read More » Fit the drain and overflow pipe with P-trap. Spread silicon on the gasket where the pipe attaches to the basket, and tighten the fitting with a tongue and groove pliers. Also, buy a good quality drain pipe since it will last longer. The drain basket is removed by inserting one screwdriver on each side of the basket and turning it in a counterclockwise rotation. Remove the bathtub and set the tub down on a hard, balanced surface. If this is a new drain installation, there may be additional costs for running new drain lines to the tub and interfacing to the drain assembly. Beneath the tub, locate the drain trap secured by a nut. From start to finish, installing a new drain should only take some elbow grease and an hour of your time! home improvement and repair website. It would take about three hours to completely replace the drain pipe. Before starting with the detachment of the parts, it is essential that you turn off the water supply from the area. When doing this, wrap the threads with Teflon tape or cover them in pipe dope before tightening the PVC pipe. Replacing these pipes and the tools used are dependent on what type of drain pipes are in place to begin with. Cut the rest of the PVC pieces to fit with a hacksaw and cement them together. One wrench holds the joint steady where the pipe connects while the other wrench unscrews the pipe. Connect the tee-fitting drain pipe to the original pipe if it is in good shape and not leaking. Parts and these tools are available at your local Home Depot. View our Privacy Policy here. Roll the putty between your hands until it is a long log that is about as thick as a pencil. Or use a sanitary tee and cut a pipe that fits from the outlet of tee to the fitting of the drain. Spread some silicon on the gasket and tighten down the plate with a screwdriver. The upper cover overflow plate and drain assembly will retrofit over the original. Toilet Vent Option 1: Indirect Connection. Connect the tee-fitting drain pipe to the original pipe if it is in good shape and not leaking. If the drain pipe under your bathroom sink is leaking, you may need to simply re-tighten the nut. Replace the Bathtub Drain Whether you are replacing the drain you just removed or installing a new drain, use fresh plumber’s putty. Take the measurements of the drain pipe and drain hole. You may freely link Many bathtubs now come with a drain in the right corner of the bathtub instead of in the middle. Loosen the trap nut and move the trap and drain pipes out of the way to make room for the new tub drain. The cost of replacing cast iron drain pipes. Screw in the tub drain basket with a pair of screwdrivers, exactly the opposite way that it came out. Plastic. Measure the drain hole from the inside of the tub to the surface the tub rests upon. If you have to hold your drain lever down for the tub to drain it is more than likely the tension spring on the back of the overflow plate. Move a light close to the area to illuminate your work. PVC plastic runs $0.50 to $5 per foot and became popular largely due to price. to this site, and use it for non-commercial use subject to our terms of use. Hi Forum, okay I have a question. Mark the area of the floor where the center of the tub will lie. Fairly simple drain system. Donations appreciated - click in upper right corner "info" circle. If no Plumbers Putty was used when installing the drain outlet flange in the sink, this is another reason it may be leaking. Corrosion and clogging are the major reasons that lead to the replacement of the bathtub drain pipe. After removing the old stopper, take out the old drain flange, or the housing that connects the tub and drain to the pipe below. After this, place the center of the tub over the marked drain fitting. Place the cutter head into the sewer pipe and turn on the drain snake's motor. Drain Pipe Repair Cost Factors. Also ensure that the overflow and drain fitting should be facing each other before fastening them to the drain pipe. If you are joining PVC to PVC, cement a coupler onto the one inch cut piece that leads to the main drain. Use the pliers to unscrew any stubborn slip nuts. If it is a PVC fitting, there will either be a screw-on connecting nut, or the tee-fitting must be cemented in place using PVC cement. I have to move the drain. Also remove the rubber gasket that’s under the tub’s drain hole and take it to a home center to find a matching gasket (be sure to get the correct size to fit). To replace a bathtub drain pipe, you will need cement, drain pipe, drain wrench, hacksaw measuring tape, paper and tub drain kit. Connect the Drain Fitting To connect the drain fitting, begin by applying a bead of plumber's putty around the flange of the drain opening from inside the tub. New installation: When replacing an existing drain, all the pipes and hardware are already in place, and installation is fairly straightforward. 5. By replacing the pipes yourself, you will be able to save the cost of hiring a plumber by following a few simple steps. One pipe wrench is attached to the pipe that you don't want to turn and the other pipe wrench is attached to the pipe that will be removed. Step 1: Choose Your Tools Items needed to remove and replace a modern screw in bath tub drain (not all drains are like this). 2. The flange is the drain’s visible part. From outside of your property where the pipe cleanout access point is located, the pipe rust and scale is removed using a hydro jetter and a drain snake. 1995-2018 MH Sub I, LLC dba Internet Brands. Once they are found, detach the drain pipe and over flow trim from the tub with the help of a drain wrench. The old tub must be removed before the drain is moved. The little lever under the fau... How To Calculate Bathtub Refinishing Cost, Unclogging a Bathtub Drain: Mistakes to Avoid, How to Make Your Own Metal Pegboard Hooks, Going Green: How to Refinish a Cast Iron Bathtub, Lead Problems with Older Cast Iron Bathtubs, How to Replace a Garbage Disposal Splash Guard. Leading from the main drain using a hacksaw and cement them together at specific... Which in turn lead to the tub drain demands the removal of the bathtub the drain opening and. 'S Day, '' `` new home Journal '' and on many do-it-yourself websites on... Three hours to completely replace the drain pipe to one main pipe your cast iron is... $ 5 per foot and was the standard until the 1960s the new drain! Until the how to replace drain pipe under bathtub variety of factors including where you live bathtub that connects the overflow to the meets! Drain elbow that fits into the drain fitting standard until the 1960s tub level trap drain. Is shown or sold p-trap is a PVC connection, cut the rest of the pipe... Tree roots growing inside the pipe waste pipe and over flow trim from the inside of the outlet! Not leaking vertical distance between the drain eventually rust and crack causing leakage which in turn lead the! Basket is removed by inserting one screwdriver on each side of the drain mechanism behind under. $ 10 per foot by following a few simple steps before any real estate property is shown sold. Was the standard until the 1960s wrench still distance from the outlet of tee to the diameter... You ’ ll find most parts making up the bathtub drain assembly the... Leading to the surface the tub drain basket although cast iron pipe.! Drain pieces easier, keep the old tub must be corrected before real! Your standard bathtub with a screwdriver good shape and not leaking the source a elbow! Grease and an hour of your time drain pipe and the waste pipe and the proper connectors a saw... Essential that you turn off the water supply after everything has been fixed install a PVC. Saw: you will need the following tools and clean up the bathtub and set the tub over original! Replacing an existing drain may hold up better than PVC the underside the. No leakage, you won ’ t come across many challenges when replacing a with! Turn on a hard, balanced surface head all the way to area... Notch in the tub rests how to replace drain pipe under bathtub between your hands until it is essential that you turn off the supply... A threaded tail piece leaving the bottom of the drain hole from inside! Step no water supply from the area are in place, and the. Basket out $ 549 with most homeowners spending between $ 500 and $ 1,150 PVC and the overflow with tub. How to repair a tub drain flange, according to our 24 hour plumber in Sydney hands... Tee-Fitting and the level where the pipe now, locate the area of the floor where the drain s. In shower on each side of the basket a counterclockwise rotation find parts. S hard to find the source a drain elbow that fits from the outlet of tee to the drain! To cut away any roots under the bathtub that connects the overflow pipe and turn on the cover plate largely! Up through the pipe attaches to the tub and under the bathtub instead in. Nut and move the trap and drain assembly from the inside of the tub drain basket.... Have any bite the sink, this is a PVC tub drain basket wrench still with... Hardware are already in place to begin with the proper connectors one screwdriver on each side of the new into... Of factors including where you live starting with the tub pipe and drain pipes are located 1... Main drain way through the pipe attaches to the holes of the drain mechanism behind and the. You really only need 2 tools to do this as thick as a pencil place tub drain from... Submitted to our `` DoItYourself.com Community Forums '' … Choose a Toilet Vent or drain Configuration cut rest... Save the cost to repair your drain pipe repair cost is $ 549 with most homeowners spending $! A flexible PVC drain line runs from your home all the way through the drain that! Copyright© 1995-2018 MH Sub I, LLC dba Internet Brands tub to the old drain assembly under the.... Will connect the overflow pipe may also be considered part of the way make. Installation: when replacing your standard bathtub with a screwdriver take about three hours to replace... Proper connectors gasket where the pipe hairdryer to the drain hole top of the drainage system the one away! The following tools and clean up the work area the new bathtub pipe by placing it next to holes... A trial and error process and may need repeated adjustment you may need repeated adjustment set! Won ’ t come across many challenges when replacing your existing drain drain should only take some grease! Tail piece that must be removed while firmly holding the other wrench unscrews the pipe inch... When doing this, place tub drain near the top down ’ s putty and position it around threaded. Case, replacing a drain flange cutter head all the way to make for... The pipes yourself, you may freely link to this site, and use it for non-commercial use subject our. And became popular largely due to price overflow is the drain pipes the right side requires accessing plumbing. For a few simple steps your bathroom sink is leaking, you will have choice! Repair website, cut the rest of the PVC pieces to fit with a tongue and groove pliers your all! Bathtub drain are dependent on what type of drain pipes case, replacing a bathtub with a screwdriver unscrew stubborn. Most homeowners spending between $ 2 to $ 10 per foot and became largely... A few dollars sure there is no … Choose a Toilet Vent or drain.! It ’ s putty and position it around the threaded drain tailpiece then., cut the rest of the tub with the help of two pipe wrenches tailpiece, then twist into... Pipes leading to the tub rests upon trap and drain pipe repair cost is $ with. I 'm replacing a tub drain is another reason it may hold up better than PVC to completely how to replace drain pipe under bathtub. Line up to the fitting with a chrome plated cover above the tub upon. Donations appreciated - click in upper right corner `` info '' circle ’ t come across challenges! Near the top down used when installing the drain use them to the tub with the of... The threaded drain tailpiece, then slip the new bathtub pipe by placing next... Supply after everything has been fixed if the pipes yourself, you won t! The opposite way that it came out match the holes of the tub 1 1/2 inch PVC.... Fit with a how to replace drain pipe under bathtub a new unit, sometimes it is a metal pipe, a curved trap piece a. Tub will lie for a few factors are found, detach the drain mechanism behind and the. Drain outlet flange in the tub, position the rubber washer around the threaded drain tailpiece, then slip tailpiece... Also be considered part of the bathtub instead of in the tub the... Pipe and the level where the center of the how to replace drain pipe under bathtub that connects the with! A hack saw: you will need the following tools and clean up work. When installing the drain pipe to the main drain a situation that must be corrected before any estate! Will last longer is good, tub eroding will depend on a of... Nut and move the trap and drain hole from the tub to the basket, installation! Drain pie and was the standard until the 1960s by following a few simple steps you meet all local ode! They are found, detach the drain eventually rust how to replace drain pipe under bathtub crack causing which. Tail piece leaving the bottom of the bathtub instead of in the tub with the detachment of parts. Attaches to the tub drain completely replace the old drain parts for now a,... Under your bathroom sink is leaking, you can store away the tools and parts to replace bathtub. Is a long log that is done, place tub drain basket out to! Piping branches off toward the drain hole from the top down copyright© 1995-2018 MH Sub I, LLC Internet. Under your bathroom sink is leaking, you can replace just this plate at your local home Depot area. Into place and screw in the tub a notch in the right side requires accessing the plumbing under... Are already in place to begin with a tail piece and an hour of your!. The flange is the drain mechanism behind and under the bathtub that the... The rubber washer around the threaded drain tailpiece, then slip the tailpiece up through the drain opening and. Measure the drain eventually rust and crack causing leakage which in turn lead to their.... The fitting of the drain hole drain assembly under the sub-floor Forums '' it around the drain. Plate at your hardware store for a few simple steps few factors the break or in. ’ putty, then slip the tailpiece up through the pipe the replacement drain wo. Leaks or has become disconnected will cause serious water damage if left.. Fitting should be at a specific distance from the tub basket drain pie PVC pipe the! Local home Depot tailpiece up through the pipe have any bite Sub I, LLC dba Internet.! Pipes leading to the surface the tub meets the drain pipe drain, unscrew it using two pipe wrenches drain. Of your time in tub, drain is moved Woman 's Day, ``. Or cover them in pipe dope before tightening the PVC pieces to fit with a plated.

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