Vents should be on the highest point of the stack and preferably on the wall outside and not in ducts, this due to future maintenance and ease of installation.
3 feet
If you are referring to your vent stack it will be on the roof, either 2" is smaller services and 4" is main line out of the house in either PVC or cast iron. If you are referring to your vent stack it will be on the roof, either 2" is smaller services and 4" is main line out of the house in either PVC or cast iron. If you are referring to your vent stack it will be on the roof, either 2" is smaller services and 4" is main line out of the house in either PVC or cast iron.
Without the help of plumbing vents, water and waste would not move properly through the pipes in your home. They introduce air into the plumbing system so there is no vacuum, and they carry out sewer gases which could potentially make you sick.
Plumbing drain vents equalize the pressure in drain piping in order to preserve trap seals on plumbing fixtures. Blocked or improperly sized vents can cause traps to dry allowing sewer gases to enter the building.
A smoke stack on a steamship vents exhaust from the ship's boiler to the air outside.
WHICH VENT If you're talking plumbing roof vents or soffit or ridge attic air vents; absolutely not!! I can't thing of a single vent that would be opened and closed at will.
One that vents one fixture
Plumbing top-out is the stage of plumbing that occurs when a home is in its frame stage. There are three stages of plumbing typically in construction. Plumbing rough (prior to the foundation being poured); plumbing topout (bringing ground plumbing up through the vents); plumbing trim (installing fixtures).
Ask This Old House - 2002 Concealing Retaining Walls Quieting PVC Plumbing Vents 8-12 was released on: USA: December 2009
Increase the vent to 4" as hoar frost will not over lap a 4"opening
NO.
Thanks for answering the question Should ceiling vents be directed towards the window or the room? NOT