Use SWEET AIR vent filter to eliminate unpleasant odors from house vents.
It will filter foul air which flows through house vents each time a
sink, shower, dishwasher, or bathtub is drained, or a toilet is flushed.
SWEET AIR™ is inexpensive and can be easily installed on existing
Sweet Air Odor Eliminator from Tuf-Tite stop offensive odors from sewer and septic tank vent stacks.
Fits 3″ or 4″ Schedule 40 vent stack