Thread: Sour bathroom drain smell
View Single Post
 
Old 09-02-2016, 09:12 AM
HiHoSteveO HiHoSteveO is offline
Senior Member
Join Date: Dec 2013
Posts: 342
Thanks: 51
Thanked 86 Times in 40 Posts
Default Sewer Vent
Wow, the things you learn on this forum.
House is almost 3 years old and no smells but I had to go look. Each bathroom has one. I wonder if there are any more in the house/attic.

Studor Air Admittance Valves - YouTube