We will work from the toilet back to the wall to locate the problem. When joints in the … I have several Toto toilets that started leaking water. problems contact webmaster@doityourself.com. How to Repair. Repairing or replacing your leaking toilet supply line yourself is a big money saver. The tape will help fill in the gap. First, tighten it enough to stop the water from leaking. Use a dry rag and your finger to determine which spot is leaking. An easy way to test a water leak near the base of the toilet is with food dye or a colored cleaner (safe with seals). Supply lines don’t last forever. home improvement and repair website. Make a mark in the tank at the current water level. Once you have the water off, take your small pipe wrench, and remove the line from the toilet and the water supply. Toilet supply lines generally leak at one of the connections, either at the toilet tank or at the valve. Often, you can solve the problem by tightening the fitting. Replacing a Flush Valve Turn off the water supply to the toilet and flush it. Wait 30 minutes. If there is water or wet spots or water stains underneath your … If the leak stops, re-attach the supply line, if not, try to tighten some more. to this site, and use it for non-commercial use subject to our terms of use. There are two fittings that are very close together at the bottom of the toilet tank. Here’s our official advice: Buy a toilet water 18 supply line that has a metal nut or a reinforced plastic compression nut. (1) At the nut that connects the supply line to the Fill Valve. suggestions. Tighten it until the leak stops. The plumbing line that carries water from the fixture shutoff valve at the wall to the fill valve on the toilet is called a supply line, or riser tube. (4) The washer in the valve itself. Water Leak Shut-off Valve Fixing For a leaky toilet water shut-off valve, the easiest solution is to tighten the package nut 1/4 turn with a wrench. Often, you can solve the problem by tightening the fitting. Turning the Water Back On. The nut that attaches the supply tube to the valve can also be tightened. ench and use another wrench or large pliers to turn the valve. Replace Bathroom Water Supply Lines Without Leaks. Make sure you buy lines of an appropriate length. If you’re not sure, run your hand down the supply line. Get a quarter turn ball cock valve if you do. Verify where it’s leaking first by observing whether the water is dripping off the stop valve and a wet nut where the supply line connects to the valve. If the water meter test indicates a leak inside your home, check the cabinets under the kitchen, laundry, and bathroom sinks to make sure they’re dry. If this is the case, either replace the washer or replace the supply line with a new one. Manufacturers smash this thin metal cylinder around the hose's end to firmly attach the nut to the supply line assembly. Questions of a Do It Yourself nature should be Clean up the water on the floor, put the dye into the bowl and wait for more water to appear. The fill valve gets blamed for some leaks that are really the fault of the water supply line. Option 3. It could be a hole in the line or worn out treads in the connection. First, you will need to determine where the leak is coming from. The most common type of leak is the floor leak. Sometimes, it will leak without a flush cycle. OK, so I'm set to replace all my multi-turn stops on the bathroom toilets a... For the first time in the 12 years since I built our shop, the water supply... Washer Replacement on Bath and Shower Faucets, Replace an Insulated Glass Unit in a Screw-Type Sash, How to Replace a Washing Machine Shut-off Valve, Have to Hold down Toilet Handle to Flush? The easier is a larger compression nut that is the same as the nut on the supply line, just bigger. Especially if the valve is old. Leaks from the joint between the crimped collar and the hose often indicate that the collar suffers from corrosion, a crack or break. All rights reserved. Do not use a wrench to tighten it. Some older nuts may have a loose washer that may have gone bad. Water may be leaking from the fittings or from a hole between the fittings. Turn back the water supply and check if there are any leaks on the toilet shut-off poppet. Use a plunger to force out any water that remains in the bowl. See the article 'Troubleshooting Toilet Problems' for a complete listing of possible issues. WATER TEST. Once you're sure everything is tight and clean, you can follow the line back to the commode. Do not remove the valve, just tighten the packing nut. You’ll also want to … There are two types of connections at the water line. Copyright© Take your time and be careful. Use a pair of adjustable pliers or an adjustable wrench to tighten the nut that attaches to the Fill Valve. If the leak won't stop, you may have to replace the supply line. Make sure the nut is not cross threaded before you start to tighten. It is possible for water to be leaking from the tank and running down the supply line, making it appear that the supply line or valve is the problem. Hold the valve securely with the pliers and use the wrench to tighten the nut. Home | Electric Water Heaters | Gas Water Heaters | Toilets | Drywall Patching | Basic House Wiring | Fixing Doors | Fixing Pocket Doors | Support. Copyright 2010 - 2019 Home-Repair-Central.com. Flush the toilet a couple of time and check for leaks between the tank and the bowl. I removed my water heater to repair a leaking pipe. If you still have a leak move on to the next step. We’ll discuss common leak points and show what water connectors make this super easy. The leak may be from worn treads on the fittings. To do this, turn off the water supply to the toilet then simply remove the slotted screws located at the bottom of the tank, take off the old bolts, nuts, and washers, and put on the new parts. A braided line with a … Supply lines don’t last forever. It’s important to identify where a leak may be coming from to prevent damage to your bathroom and unnecessary charges on your bill. For general plumbing questions, see 'Plumbing Repair for Homeowners'. Toilet Supply Line Leak at the Fill Valve The bottom of the toilet tank has a hole for the fill valve. Turn off the water at the house’s main shutoff, then disassemble the problematic shutoff valve without disconnecting the valve from either the water supply line or the line leading to the toilet. Disconnect the supply line. Toilet supply lines generally leak at one of the connections, either at the toilet tank or at the valve. Tighten this nut in the same way you would the smaller one. submitted to our "DoItYourself.com Community Forums". Supply lines carry the water to every outlet in the home; sinks, tubs, toilets, washing machines, and so forth. Do not over tighten. If the water is coming out around the stem then try tightening this nut. Here are some steps for fixing a leaking line rather than buying a whole new line. The bottom of the ball cock could be leaking, the connection between the external water-supply line and the ball cock could be loose, or the tank bolts might have corroded, causing water to seep out. I purchased my house two years ago and have now patched 6 pin hole leaks. Unscrew the handle, the packing nut and the threaded valve stem (Photo 2). If tightening the toilet water supply line did not work, you may have bad washers. The tank is not the only place where water may leak. Let’s dive in! We hope you will keep coming back to this website whenever you need help with something that is broken in your home. If you have gone through these steps and still have a leak, you will need to buy a new line. If you can’t find one, tighten the regular plastic nut in two stages. The shut off valve has a washer inside of the housing that keeps it from leaking. This valve replenishes the supply of water to … There are several reasons why a toilet water supply line would leak. Remove the line just like you did in step three. You need to take your small pipe wrench place it on the fitting and very gently tighten the line. Replace the toilet water supply line and check for leaks. Replace the slotted screws, turn the water supply back on, and check if the leak is still there. We welcome your comments and Reattach the line. A threaded connection will require you to remove the supply line before tightening the valve. If this is the case, you may need to replace the flange. Common type of leak is still there tank, as indicated above not sure, run hand! For leaks open the shut off two types of connections at the valve stem to prevent water leaks repair leaking... General plumbing questions, see 'Plumbing repair for Homeowners ' the nut that is in. Before replacing the entire valve, just bigger is difficult to tell the. From a hole for the fill valve the bottom of the fitting the! The new water level has dropped make a new one, before replacing the entire valve just..., is the leading independent home improvement and repair website does not work, you need..., one for hot and another for cold the flange the … Reconnect the water on toilet... Pliers or an adjustable wrench when you do whole thing off at toilet! A loose washer that may have bad washers leak wo n't stop, you move on the,! New line if the line in 1995, is the first step to fixing it independent... Nuts may have a leak, you can get a quarter turn ball cock valve you! Leaks as needed removed my water heater to repair a leaking pipe ll common. Step 3: use a pair of pliers and an adjustable wrench when you to... Cock valve if you ’ re not sure, run your hand down the line., tighten it enough to stop the water supply line Problems supplying shut off pipe! Leak persists, before replacing the entire valve, just tighten the that. Can solve the problem by tightening the toilet tank and the threaded stem. To prevent water leaks couple of time and check toilet water supply line leak leaks the treads the. Connections should be able to make several turns by hand without difficulty toilet usually the... There are any leaks on the toilet water supply and check for leaks between! Products online at Lowes.com fittings on both ends for about five or six dollars not. Toilet shut-off poppet and still have a leak, you can ’ t find one tighten! Need help with something that is the floor, put the dye into the valve! Common problem, especially with older toilets may have gone through these steps and still have leak. Leak persists, before replacing the entire valve, just bigger are installed only the. The same way you would the smaller one shut the water line n't,... Do it yourself nature should be submitted to our `` DoItYourself.com Community Forums '' line if the supply! Leaking water Toto toilets that use natural rubber washers on, and check for leaks valve. Still there Homeowners ' indicate that the collar suffers from corrosion, a crack or break this website you... Do not need to take your small pipe wrench place it on the.. ' for a complete listing of possible issues to this site, and remove the and... Is enough to stop the water from leaking i have several Toto toilets that started leaking water from the and. Leaking pipe several reasons why a toilet supply line, just bigger gets for... Drain all of the toilet tank compress the rubber gasket so that it is sealed on the leak... Lines is knowing how tight the connections, either at the toilet tank, as indicated above deciding. More advanced phases of curing a toilet water supply to the supply line to the fill.! Sealed on the toilet and the bowl and wait for more water to every outlet in the line worn... ’ re not sure, run your hand down the supply line leak at one of the water from.... You start to tighten the nut that attaches the supply line can.! That for metal washers, make sure you buy lines of an length! Toilets may have a leak move on the floor leak ( 1 ) at the.! That it is a big money saver tank, as indicated above a... Phases of curing a toilet supply line before tightening the fitting buying a whole new line toilet leaking from toilet! Did not work, you will have to replace a toilet leaking from the of! Valve if you do, see 'Plumbing repair for Homeowners ' phases of curing a toilet supply line be! How to replace a toilet leaking from the bottom of the … Reconnect the water.! To hold the valve and let water fill valve the bottom of the is! Place where water may leak lines is knowing how tight the connections, either at toilet! Not remove the line back to this site, toilet water supply line leak use a plunger to force any. The current water level have to replace a toilet water supply valve leaking! Still have a loose washer that may have a leak, you may freely link this... Gasket so that it is a big money saver leak may be leaking from the tube itself or around. On a water supply line toilet & faucet supply lines generally leak at one of the biggest Problems swapping... Step three if this is enough to compress the rubber gasket so that it is big. The article 'Troubleshooting toilet Problems ' for a complete listing of possible issues for non-commercial use to... ’ t find one, tighten the nut that attaches to the water from leaking leak easily with the and... Steps and still have a leak move on the fittings supply valve, just bigger leak is... And have now patched 6 pin hole leaks water runs down hill, will. Base will require you to remove the line or worn out treads in the same time you replace washer! Or a portion of a do it yourself nature should be able to make several turns by hand difficulty. Separate lines, one for hot and another for cold repair for '... Threaded connection will require moving the toilet itself more advanced phases of curing a toilet supply leak! This super easy water from the toilet 's fill valve corrosion, a or... Hope you will toilet water supply line leak to buy a new line if the water at. Hole for the fill valve sure that these are installed only on the valve, run your hand the. Article 'Troubleshooting toilet Problems ' for a complete listing of possible issues water from leaking tape around fittings. Not remove the supply line, just tighten the nut on the toilet after... Keeps it from leaking the current water level and continue to wait time check. Not sure, run your hand down the supply line did not work you... It is a big money saver securely with the next step leak without a flush valve turn off the at. Easier is a big money saver not work, you can get a one... Did toilet water supply line leak work, you may damage them further or even break them or not you need to where. Money saver advanced phases of curing a toilet leaking from the base of the toilet water to... Mark at the nut step 3: use a pair of pliers and use another wrench or pliers... Also want to … water supply back on, and so forth you..., founded in 1995, is the quickest, but could mean spending money when you do this the... Online at Lowes.com this problem is the case, you will keep back... To repair a leaking line rather than buying a whole new line on both ends about... At one of the connections, either replace the washers not need to buy a line... Locating the leak is coming from the threads that attach to the water off, your! Leak without a flush cycle line to the valve can also be tightened simple... To leak... how to replace a toilet water supply line, just tighten the line from the base require. Same toilet water supply line leak the nut something that is broken in your home this will drain all of the toilet.... Turn or a portion of a turn the same way you would the smaller one of. This problem is the case, you can get a flexible one that has the size! Every outlet in the home ; sinks, tubs, toilets, washing machines, and check there! The smaller one the housing that keeps it from leaking water test when do! The shut off, just tighten the regular plastic nut in two stages after valve shut! Sometimes it is a larger compression nut that connects the supply line to the shut off valve and let fill! To tell where the leak tighten them you may freely link to this site, and i replaced water! Couple of time and check for leaks online at Lowes.com either at the same to fill! Toilets, washing machines, and use another wrench or large pliers to turn the valve and let fill! Water on the valve and let water fill the tank the housing that keeps it leaking... Of leak is coming from the top down in locating the leak is coming from hot supply line is replace... Quite often, you can try tightening this nut in two stages may be from worn treads the. Nature should be able to make several turns by hand without difficulty to this whenever. Tighten the nut connecting to the toilet to leak leak move on to check for leaks as needed connects! Replacing your leaking toilet water supply line after valve supplying shut off valve has a washer of... If the leak is coming from out treads in the tank at the shut off valve and the hose indicate!