Odorhog Vent Pipe Filter Black ABS inch w/ Mushroom Cap

OdorHog is an activated charcoal vent stack filter for plastic vent pipes that eliminates unpleasant outdoor odors from the roof vents Fast installation, no tools or glue required, choose from 4 sizes Proudly made in the USA, OdorHog is built strong with ABS plastic to withstand the sun and weather, our mushroom cap design keeps out water, leaves, and debris. OdorHog comes ready to use with activated carbon filter bag. See graph/video on how to measure. If you have metal pipes, please order our Clamp On version with rubber coupling. OdorHog is not recommended if you have indoor plumbing odor issues.