How is a bathtub drain plumbed?

How is a bathtub drain plumbed?

With a pop-up drain, linkage forces the drain stopper up or down by way of a rocker arm. With the plunger type, a hollow brass plunger slides up and down inside the drain assembly to seal the drain opening.

Does a bathtub need a trap?

Does a bathtub need a P-Trap? Yes, you should always install a P-Trap as part of the plumbing of a bathtub or any other wastewater drain system. Failure to include a P-Trap could result in foul smells, harmful gases, and small animals entering through your tub’s drain.

How far from the wall should a tub drain be?

You will need to cut a hole in the floor at the drain end of the tub to position the tub drain and install it. The hole should be at least 9 inches wide and 12 inches from the wall.

What are the parts of a bathtub drain?

There are three main types of bathtub drain stoppers: the pop-up/lift-up, the plunger/lift bucket gate and the trip lever/rocker arm pop-up. The stopper mechanism is integrated with the waste and overflow drain pipe assembly comprised of a riser, a drain arm and a sanitary tee.

How much drop does a tub drain need?

¼ inch per foot
Improper drain slope But do you know the proper slope? The ideal slope of any drain line is ¼ inch per foot of pipe. In other words, for every foot the pipe travels horizontally, it should be dropping ¼ inch vertically.

How far should the tub spout be from the tub?

Location of Shower Faucet and Head If placing the faucet in a combination tub and shower unit the faucet is generally placed low, 12 to 18 inches above the rim of the bath tub. The tub spout will generally be located 4 inches above the rim of the tub.

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.

Where should a tub drain be placed?

The position of the tub drain will vary, depending on the size and design of the tub, and you’ll need to cut an access hole in the floor at the drain end of the tub to allow for positioning and installing the drain line. This hole should be 9 inches wide and extend at least 12 inches from the wall.