[Irishslave]

I've never installed one through the roof before. Is there any special flashing or can I just use the same kind of boot I use for a plumbing vent..pipe of course is 4" galvanized

 

[griz]

Usually something more like this:

 

[Irishslave]

Usually something more like this:

Yeah I was looking they make a few different kinds......just hope the local home center carries something.....need to get this job finished up.....coming up on a busy run.........and I'm getting old...........................................................................................................................................And tired

 

[JWilliams]

yeah there are quite afew types.weusually install what we call a gooseneck vent