
- Try wrapping the plumber’s tape around the supply line or fittings a few times if you want to make the tape extra secure. [10]
- If the leak is coming from a hole in the supply line itself, try wrapping plumber’s tape, duct tape, or electrical tape around the supply line to patch the hole up. [11]
Full Answer
How do I replace the water supply line in my toilet?
That connection will be on the underside of the tank and you may need another towel handy as some water may still drip out of the old supply line. Install the new supply line by hand tightening the white plastic nut to the toilet's fill valve nipple on the under side of the tank. Then hand tighten the metal nut to the supply valve.
How do you fix a leaking toilet?
Flush the toilet a few times to empty the water from the tank. Use a towel to soak up the rest of the water inside the tank so that it does not leak onto the floor when the supply line is removed. Use a wrench to loosen the supply line nut connecting to the supply valve. Then do the same to the nut connecting to the toilet's fill valve.
Do compression nuts for toilet water supply lines need an extra turn?
Hand-tightened compression nuts for water supply lines always seem to need an extra turn with pliers. But a big part of the problem is low-quality supply lines. Buy a toilet water supply line that has a metal nut or a reinforced plastic nut. If it were up to us, no manufacturer would be allowed to use cheap plastic compression nuts on supply lines.
How do you tighten the base of a toilet?
How to Tighten a Toilet Base Check the mounting bolts. Pry off the two plastic bolt caps, located one on each side of your toilet base. Check the condition of the flange. The mounting bolts attach your toilet to a flange (a sturdy ring of plastic or metal, which is bolted to the floor). Check the level of the toilet.

How do you tighten a toilet water line?
1:312:56How to Fix a Toilet - Water Supply Valve Replacement - Part 2 of 2YouTubeStart of suggested clipEnd of suggested clipThe toilet tank hose to the water supply valve and tighten it carefully attach the water supply hoseMoreThe toilet tank hose to the water supply valve and tighten it carefully attach the water supply hose to the fill valve shank. And tighten a quarter turn past hand tight.
Why is my toilet leaking from the supply line?
The supply line is connected to both the supply valve and to the toilet itself. Leaks usually happen when joints in the supply line grow weak or become loose. The rubber lining within the supply line, which is there to prevent leakage, can also rupture.
How do you tighten a supply line?
2:226:56Replace Old Bathroom Water Supply Lines (Without Leaks!) - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo there's no guessing we're gonna attach the click sealed water supply line at the shutoff valveMoreSo there's no guessing we're gonna attach the click sealed water supply line at the shutoff valve first. So just thread it on by hand. And then tighten it until it's nice and snug.
Can you over tighten toilet supply line?
Do not overtighten the supply line. Screwing a supply line on too tight is one of the worst things you can do. Such overtightening will cause the metal threads inside of the line to become warped, making it much easier for water to slip past. It may also damage the rubber O-rings inside of the line.
How often should you replace toilet supply line?
4-5 yearsToilet Pipes Levers, flappers, valves, and fittings: 4-5 years. Handle: There's no suggested time, but it may need replacing if water is running on its own or the toilet won't completely flush.
How do you fix a leaky supply valve?
First shut off the water to the leaking water valve. Next remove the handle from the stem and then loosen and remove the packing nut. Remove the old washer and slide on the new one. Reinstall the packing nut, tighten lightly with a wrench (don't over tighten at this or any other point) and reattach the handle.
How tight do you tighten plumbing fittings?
0:091:15HOW TIGHT SHOULD YOU TIGHTEN NATIONAL PIPE THREAD | U.S. ...YouTubeStart of suggested clipEnd of suggested clipIt's important to make sure you do not tighten it too much a general rule of thumb is tighten themMoreIt's important to make sure you do not tighten it too much a general rule of thumb is tighten them by hand until it is difficult and then give it one to two more turns.
How do you tighten plastic plumbing fittings?
0:141:03A Guide To Plastic Compression Fitting - YouTubeYouTubeStart of suggested clipEnd of suggested clipThe sealing ring has got a tapered edge you must put the tapered edge towards the fitting. Bring theMoreThe sealing ring has got a tapered edge you must put the tapered edge towards the fitting. Bring the fitting in push-ups. At the tapered edge is squeezing onto the fitting.
How do I fix a leaking toilet inlet valve?
How to Fix a Leaky Fill Valve in a Toilet Turn off the water supply. Empty the tank. Disconnect the water supply hose. Unscrew the fill valve's nut to remove it. Buy a replacement fill valve. Slide the rubber gasket on the new valve. Screw the new valve into your toilet.More items...
Do you use Teflon tape on toilet supply line?
Or the problem may be the threaded connection between the other end of the supply line and the shut-off valve at the wall. In either case, you can potentially stop the leak and make your supply line drip-proof with the help of Teflon tape.
Why is my toilet rocking?
Check the level of the toilet. Your rocking toilet may be due to uneven flooring or incorrect installation. The base of the toilet should be flush with the floor; if it’s not, try correcting the problem with rubber or silicone shims. For a more drastic situation, remove the toilet and reinstall it. (REMINDER: Turn the water supply off first.) Replace the wax seal if it is damaged and caulk with silicone. If the toilet is old and in bad shape, you might want to take this opportunity to find a plumber to replace it altogether.
What happens if a toilet bolt breaks?
A broken bolt, on the other hand, will have to be replaced, together with the wax seal between your toilet and the floor. Check the condition of the flange. The mounting bolts attach your toilet to a flange (a sturdy ring of plastic or metal, which is bolted to the floor). Remove the bolts and check the flange.
Is a wobbly toilet dangerous?
While a wobbly toilet is not dangerous to life and limb, it’s a warning sign that unless you take action, your toilet is likely to start leaking from the base in the near future.
How to tighten a supply valve?
Tighten the other fitting, connected to the supply valve. This is the part that connects to the wall. There should be a nut just above the valve that connects the supply line to the wall. Just like with the other fitting, tighten it by hand, then use a wrench to do an additional quarter of a turn.
How long do toilet water lines last?
Make sure that the new supply line is not leaking. If not, you’re done! Toilet supply lines usually last for about 10 years.
How to tell if a water line is leaking?
Run your hand along the supply line if you can’t see the leak. If you can’t tell where the leak is just by looking, try running your hand along the supply line to feel for leaks. Try to find areas either on the supply line or on the fittings on either end for areas where water is pushing or dripping out.
Do you leave the tag on a supply line?
Tip: If your new supply line came with a tag displaying the dimensions of the supply line, consider leaving the tag on. This will make it easier to find the right supply line the next time you need to replace it.
Can you lift a toilet supply line out of place?
Warning: Be a little careful when lifting the supply line out of place, as you don’t want to damage the places where it screws onto the supply valve and the toilet.
How to turn off water in toilet?
Step 2: Flush the toilet a few times to empty the water from the tank. Use a towel to soak up the rest of the water inside the tank so that it does not leak onto the floor when the supply line is removed. Step 3:
What is the most common toilet supply line?
The most common toilet supply line is a stainless steel flex supply line , shown above. Most houses, condos, or apartments will have this type of supply line since they install so quickly and easily. There are many other types of supply lines that require a more in depth removal and install, such as a rigid supply line.
Can you use a wrench on plastic nuts?
Do not use a wrench on plastic nuts. If the metal nut connection is leaking, use a wrench or pliers to tighten the metal nut just a quarter of a turn past hand tightened to ensure the connection is sealed. Please Note: Do not tighten metal nuts more than a quarter of a turn past hand tight. Tip:
