What is the best material for P-trap?

The most common is plastic, which is made of either PVC or ABS. They are easy to install and maintenance is easy to perform. The plastic P-Traps are the least expensive of the two but is not as attractive as the metal traps. take apart to clean or service.

How do you make a P-trap for a sink?





Quote from the video:
Quote from Youtube video: Take your straight pipe. Put it up here. So lightly tighten it down like that again take your nut. And then put on. Now take your p-trap.

Does every P-trap need a vent?

P-traps need vents



1 – They give the sewer gases a place to vent, so they do not build pressure inside your sewer lines.

Can you build AP trap?

Commercial P-Traps are made with a coupler joint that can be opened by removing a plastic ring nut. The issue (as far as the code is concerned) is not accessibility, but the depth of the trap seal. You can make your our p-traps from fittings so long as they maintain the required trap seal.

Are flexible P-traps OK?

P-traps take on and maintain the shape of a letter p to keep sewer gases out of your house. When you use a flexible p trap, you’re more likely to get the shape wrong, and you’re more likely to accidentally misshape it when you bump the pipe. Or when you bump it, the force might cause it to spring a leak.

Can I use a PVC p-trap?





P-traps can be made from PVC pipe or steel, the latter is often used for exposed plumbing as it looks more attractive.

Does P-trap have to be below drain?

It is not ideal to have the p-trap below the the exit drain because water gravity has to force the water out instead of it flowing downwards naturally. They both work and have seen it many times. But essentially anything below already creates its own p-trap- so using another is redundant.

Does a sink drain need a trap?

Even if you are meticulous about never dropping things down the drain, you still need a p-trap under your sink to keep gas out. Sewer gases can rise through the drain pipes in your home, but the u-shaped bend in the p-trap collects water. This water blocks the gases from rising up into your sink.

Do you use Teflon tape on P-trap?

Attach the trap bend to the trap arm, using slip nuts and washers. The beveled side of the washers should face the trap bend. Tighten all the nuts with a pair of slip joint pliers. Never use Teflon tape on white plastic pipe threads and fittings.

How do you make a PVC pipe trap?



Quote from the video:
Quote from Youtube video: The hinge on the front here is from a bifold door. I. Just use silicone adhesive to adhere the hinge to the middle it's quite strong also a drill a series of holes.

Can I use Schedule 40 PVC for sink drain?

So if there’s a new kitchen sink in your future, consider the drain assembly my plumber buddy installs for his best customers. He uses thick “schedule 40” plastic (PVC or ABS) parts that are “welded” together with solvent cement for sink drain plumbing.

How do you attach P-trap to wall drain?

Quote from the video:
Quote from Youtube video: To begin measure and cut the wall tube to the length required. Next position the nuts and washer on the wall tube insert wall tube into waste connector and tighten the existing nut.

Is snappy trap legal?



Yes, Snappy Trap™ model numbers DK-110 and DK-100 are certified by the International Association of Plumbing and Mechanical Officials (IAPMO) to meet the Uniform Plumbing Code (UPC). The UPC certification is valid in all US 50 states and Canada.

What to do when P-trap doesnt line up?

Quote from the video:
Quote from Youtube video: So you have to cut that distance such that when you slide the p-trap up against it it will be there and perfectly level to go straight into the center of that pipe.

Which fittings are not approved for drainage?

No double hub fitting, single or double tee branch, single or double tapped tee branch, side inlet quarter bend, running thread, band, or saddle shall be used as a drainage fitting, except that a double hub sanitary tapped tee shall be permitted to be used on a vertical line as a fixture connection.

Can a washer and toilet share the same drain?

This isn’t uncommon. Your washing machine might have been placed in between your toilet and sewer stack. * If your toilet and washing machine drains are connected, they have the same venting system. This can cause your toilet to gurgle when your washer drains.

Can you use PVC for sewer?



Regular schedule 40 PVC pipe (here) is perfect for drains and wastewater. Like ABS pipe, PVC pipe is used for drain, waste, and vent piping systems and as insulation for electrical cables. It’s versatile and durable and the choice for professionals and DIYers alike.

Can a drain pipe be horizontal?

Drain piping can be horizontal (1/4” per foot), vertical, or 450- vent piping shall be free of sags and be graded and connected to drip back by gravity to drain pipe it serves.

How far can you run a drain without a vent?

If you have 1- 1/4-inch pipe, the horizontal distance of the vent ought to not be more than 30 inches. For a 1- 1/2-inc pipe the vent must be 42 inches away at the most while a 2-inch pipeline must have an optimum distance of 5 feet.

How far can vent be from P-trap?

Note: The developed length between the trap of the water closet or similar fixture and its vent shall not exceed four feet.



Distance of fixture trap from vent.

Size of Fixture Drain, Inches Distance Trap to Vent
1-1/2 3 ft 6 in
2 5 feet
3 6 feet
4 10 feet