Simplify waste containment and removal with Broan-NuTone's Odor Control Disc! This disk helps neutralize and eliminate odor from your trash compactor. It operates using an exclusive, six-month manual advance door control system to prevent unearthly stenches. Simply rotate the disc once a month and a fresh segment is ready to work. Once you have completed all the segments, simply dispose of the disc in the trash. This odor control disc is compatible with any Broan-NuTone Elite model trash compactors for your convenience. The Broan-NuTone Odor Control Disc measures 6.7" in diameter and 1.7" tall, perfect for your trash compactor.