PentekA(R) O-Ring #241 (Silicone FDA Grade)

Pentek O-Ring 241 (Silicone FDA Grade) Seals housing sump to cap. Prevent leaks. Keep O-ring lubricated with silicone grease. Fits #10, #12, and #20 high temperature filter housings. Silicone FDA Grade. AirFilters.com This Pentek O-Ring seals the housing sump to the housing cap to prevent leaks. It is important to keep the o-ring lubricated with silicone grease. It is designed for #10, #12, and #20 high temperature filter housings. Purchase one today! Pentair is also known as Pentek.