Is plumbers putty the same as pipe joint compound
John Parsons
Updated on April 10, 2026
Plumber’s putty is an oil-based plumbing sealant used to seal areas that are not under pressure. … Plumber’s putty differs from pipe joint compound in that it can be used to temporarily stop an emergency leak in certain plumbing situations, such as a cracked slip joint nut.
Can you use plumbers putty on pipes?
–DO NOT attempt to use plumber’s putty to join plastic pipes. This is a job for PVC primer. -DO NOT use plumber’s putty on porous matter such as granite or marble—the composition of plumber’s putty will stain these surfaces.
Is there a substitute for plumbers putty?
Alternative: Silicone Caulk Silicone caulk is a clear substance and it is fairly fluid when it first comes out of the tube. After about an hour of exposure to the air, the caulk begins to form a skin. … Like plumber’s putty, silicone caulk won’t last forever and will eventually break down and require replacement.
What is pipe jointing compound?
A pipe joint compound, also called pipe glue, pipe dope, or PVC glue, is a putty-like adhesive that can be white or clear. Typically, it’s applied to the thread end or pipes and fittings and on the inside of the connection piece, so it provides a seal that is airtight.Can you use plumbers putty on copper pipe?
A cracked copper pipe can cause a lot of problems. … If you’re in a pinch and need to quickly repair a leaking copper pipe, you can use epoxy putty as a temporary fix to stop a leak. Make sure you allow the putty to cure as recommended by the manufacturer before turning the water on in your home.
Is plumbers putty the same as plumbers sealant?
Pipe joint compound and plumber’s putty are both types of plumbing sealant, but they are used for different applications. Pipe joint compound and plumber’s putty are both types of plumbing sealant, but they are used for different applications.
Will plumbers putty fix a leak?
Here’s why it’s a good tool to have for your DIY projects or to patch a pipe while you wait for a professional. Fixing the leaks in and around the home can save around 10% on your water bill. … Plumber’s putty can help fix the leaks that spring from plumbing fixtures around the home.
Can you put plumbers putty on PVC pipe?
Avoid using plumber’s putty on surfaces such as granite, marble or plastic, as its oils may yellow the surface. Don’t use plumber’s putty to seal couplings between PVC pipes, which depend on hand tightening or PVC cement, or any threaded pipe connections involving pressurized water, which rely on thread tape.What are compound pipe and equivalent pipe?
A compound pipeline consists of two pieces of identical pipes. The equivalent length of same diameter and same friction factor, for the compound pipeline is L1 when pipes are connected in series, and is L2 when connected is parallel.
Can I use Teflon tape instead of plumbers putty?While a single plumbing project might call for both plumber’s putty and Teflon tape, you cannot substitute one for the other. Teflon tape gives a reliable seal on threaded pipe joints for liquids and gases that may be under considerable pressure.
Article first time published onHow do you seal a leaking drain pipe?
Turn off the water supply to the leaking pipes and clean the area around the hole to be patched. Use a metal file to smooth any sharp edges that might cut through the patch. Apply the patch and repair clamp so it evenly overlaps the damaged section of pipe. Tighten the clamps to seal the leak.
What can I use to seal a leaky copper pipe?
Epoxy putties are made up of two components. When mixed, they form a material which can be used as an adhesive or to plug holes before it sets into a hardened material. That makes epoxy putty perfect for sealing leaks or filling cracks in copper pipe.
What is the best sealant for leaking pipes?
- Best Overall. Gasoila – SS16 Soft-Set Pipe Thread Sealant with PTFE. …
- Best Bang for the Buck. Dixon Valve TTB75 PTFE Industrial Sealant Tape. …
- Best for Water. Oatey 31230 Pipe Joint Compound with PTFE with Brush. …
- Best for PVC. Rectorseal 23631 1/4 Pint Brush Top T Plus 2 Pipe. …
- Best for Gases. …
- Best for Emergencies.
How soon can you run water after using plumbers putty?
Its best to wait a full 24 hours before you start running water to ensure a perfect joint (the putty expands ever so slightly on hardening that could make a difference. So its best to wait till it fully hardens to start using it safely.
Can I use plumbers putty on drywall?
Yes, but it’s a bad idea, since it’s probably not paintable and will stain the wood. Use a filler intended for woodwork, it’s not that expensive to buy a small container of the correct materials. Bad idea. Plumbers putty is designed to remain flexible and not dry hard like plaster or spackling.
Whats better than plumbers putty?
Both plumber’s putty and silicone are sealing compounds designed to provide a water tight fit for pop up drains, sink strainers, undersides of fittings, showers and drains. Plumber’s putty is more traditional while silicone caulking is a more modern product, but either one (in most cases) can get the job done.
How do you find the equivalent of a pipe?
The equivalent length of piping that will cause the same head loss as a particular component can be determined by multiplying the value of Leq/D for that component by the diameter of the pipe. The higher the value of Leq/D, the longer the equivalent length of pipe.
What is an equivalent pipe?
If several pipes of different lengths and diameter are connected in series, it can be replaced by single pipe called as equivalent pipe. This equivalent pipe of same diameter will have the same loss head and discharge which several pipes connected in series will have.
What is series or compound pipes?
Series Pipes: Pipes in series or compound pipes are defined as the pipes of different lengths, and different diameters connected end to end (in series) to form a pipeline. … The rate of flow is the same in each pipe.
What is plumbing putty used for?
Plumber’s putty is a malleable, clay-like compound that creates a watertight seal by filling in the space under a flange to prevent water from seeping through. The product is ideal for setting faucets, sink basket strainers, shower and pop-up drains.
What causes plumbers putty to leak?
We really don’t know what you mean when you say “where the pipe and sink meet”, because there should be no pipe there. And if there is putty under the sink, too much was used and the excess was not removed before tightening the drain fitting, which would cause it to become loose and leak.
Do I need plumbers putty for sink drain?
Increasingly, I’m finding that plumber’s putty is not recommended for sink drains, especially if it has its own rubber gasket. In places where the manufacturer does not supply a gasket (and the flange is not metal) they suggest silicone caulk. Be sure to read the directions for your drain assembly!
Does plumbers putty harden?
If you wait for plumbers putty to dry, you’ll be waiting 10/15 years. It doesn’t “dry”, but plumbers putty will “dry out“. You can use the drain fixture immediately after installation with plumbers putty. Plumber’s putty should be pliable and easy to roll.
Does plumbers epoxy putty work?
It isn’t recommended by plumbers, and it doesn’t work for plastic pipes, but you can temporarily stop a water leak in a metal pipe with epoxy putty. At least two different brands on the market — JB Weld and Harvey’s Epoxy Putty — work equally well for the purposes of stopping leaks.
How do you fix a leaking copper pipe without soldering?
Copper and PEX piping are the preferred alternatives and can be used in place of the leaking pipe by using sharkbite couplings. Start by turning off the main water line to your home and bleeding the system of water so you don’t get drenched when opening up the pipe. Then use a pipe cutter to remove the leaking section.
Does Flex Seal Spray work on water pipes?
Flex Seal will work on roofs, gutters, skylights, windowsills, flashings, downspouts, foundations, awnings, chimneys, vent pipes, RV’s, campers, trailers. It can be applied to wood, copper and other metals, concrete, masonry, glass, fabric, plastics and much more.
Will Gorilla Glue stop a water leak?
Gorilla Glue Waterproof Patch and Seal Tape can fix a leaking gutter in a few minutes. Gorilla Waterproof Patch & Seal Tape can instantly seal out water, air & moisture.
What is plumber's epoxy?
Plumbers epoxy putty is a soft substance that is used to seal gaps and small leaks in certain types of plumbing pipes and around plumbing fixtures.