Pentair O-Ring Replacement | SM & SMBW 4000 Series D.E. Filter | 071439Z Bio-Dex of SEAKLEAR ALGAE PREVENTION &

of SEAKLEAR ALGAE PREVENTION & REMOVER per 10

and the lever-action handle allows quick selection of any of the six operating positions: Filter

(Open Line) W3DE4820 Hayward ProGrid DE Filter 60 Sq

The Sapphire Stuff removes oils

Pentair O-Ring Replacement | SM & SMBW 4000 Series D.E. Filter | 071439Z Bio-Dex of SEAKLEAR ALGAE PREVENTION &The Pentair O Ring (071439Z) is the OEM replacement O ring for the SM and SMBW 4000 Series pool and spa D. E. filters. IMPORTANT: LUBRICATION REQUIRED SOLD SEPARATELY Always lubricate this O ring with a silicone based lubricant before installation. We carry the Pentair R172351 Lifeguard Silicone Lubricant the OEM matched product for Pentair equipment. This O ring maintains the pressure seal within the SM and SMBW 4000 Series D. E. filter housing. A