SimPure Whole House Water Filter Filtration Purification O Ring, Seals, Gaskets, Replacements for DB10P/DB20P（(Not for DB10C) Housing Standard BB 10"X4.5", 20"X4.5" (2 Pack) Water Filter Housing 000 Gallons Lifespan: Each filter

000 Gallons Lifespan: Each filter set filters up to 9

Compatible Only with SimPure T1-400/T1-100 Series

Nearly 0 TDS Water

ALK and T33 filter elements can be used interchangeably

SimPure Whole House Water Filter Filtration Purification O Ring, Seals, Gaskets, Replacements for DB10P/DB20P（(Not for DB10C) Housing Standard BB 10"X4.5", 20"X4.5" (2 Pack) Water Filter Housing 000 Gallons Lifespan: Each filterCompatibility Set of 3 replacement O rings for SimPure whole house filter housings DB10P, DB20P, and any compatible housing with matching O ring dimensions. Material Made from durable nitrile butadiene rubber (Buna N) for flexibility and long lasting wear resistance. Installation Easy to install without grease; surfaces should be free of debris. Compatible with silicone or petroleum based lubricants. Recommendation For optimal performance and to