OdorHog 3″ & 4″ ABS Mushroom Vent Cap for Sewer & Septic Pipes

Protect your plumbing vent stacks with the OdorHog Mushroom Vent Cap. Engineered to fit standard 3‑inch and 4‑inch Schedule 40 ABS or PVC vent pipes, this cap shields open vent openings from rain, leaves, and debris while preserving proper airflow for sewer, septic, and plumbing systems.

Constructed from heavy‑duty, weather‑resistant ABS, the cap resists rust and corrosion for year‑round outdoor use. Installation is straightforward—simply place the mushroom‑style cap onto the compatible pipe and secure it with a screwdriver. Ideal for residential homes, cabins, commercial buildings, and septic installations, this cap is sold as a mushroom cap only and does not include an OdorHog filter or carbon media.