Does a bathroom vent pipe have to be straight?
Tips for Installing Vent Pipes Vent pipes must be installed so they stay dry. This means that they should emerge from the top of the drainpipe, either straight vertically or at no less than a 45-degree angle from horizontal, so that water cannot back up into them.
How does a vent pipe in a bathroom work?
Most people think that the plumbing vent pipe up on the roof is like a factory chimney that exhausts smoke. Vent pipes work in reverse. They deliver air down into the system each time you flush a toilet, drain a sink, or run water into a fixture.
Can a vent pipe be relocated to the wall?
Two plumbers and one handyman say that two plumbing vent pipes can’t be relocated to an exterior wall. I took the drywall off the back of a linen closet to open up the space for my soaking tub. I want to have extra space for candles and wine bottles.
What happens if you don’t have a drain vent?
If a drainage system is constructed without vents, strange things begin to happen. For example, you may flush a toilet on the second floor of your house and the kitchen sink drain might begin to make strange sounds. The drain will sound like someone with a giant straw is sucking the water from the trap beneath the sink.
Where are vent pipes supposed to be located?
Vent pipes on exterior walls in cold climates should be located in such a way as to be as far from the cold exterior wall surface as is reasonably possible. You want as much insulation space between the pipe and the outer wall to hopefully keep the pipe temperature just above freezing. Electrical wiring can also be relocated in a remodeling job.
What’s the old way of venting bathroom plumbing?
The old-fashioned method of venting featured a separate vent pipe for every fixture but that led to multiple vent pipes exiting the roof.
Where to put drain and vent lines in a bathroom?
Drain and vent lines must be positioned precisely, so you should install them before the supply pipes. It may be possible to simplify supply runs by moving a vent pipe over a few inches.
Two plumbers and one handyman say that two plumbing vent pipes can’t be relocated to an exterior wall. I took the drywall off the back of a linen closet to open up the space for my soaking tub. I want to have extra space for candles and wine bottles.
Where to run a vent pipe in a basement?
When venting a basement on a lower floor, the usual practice is to remove the ceiling drywall and run the vent pipe along one of the joists to the side wall and out through that wall.
