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Swimline SD18RD 18' Round Super Deluxe Winter Cover
Stock Number: BN37V1
Lasco 215-080 1
Don’t be fooled by competitors imitations
Magic Plastics 0821-20C 2" Slip x Slip Smart Check Valve Swimline SD18RD 18' Round SuperMagic Smart Check Valve 2 inch Slip x Slip 0821 20C The "Smart" Check is a patented innovation in Check Valves that provides you with reliable back flow prevention without the inline restriction of a conventional check valve. With the use of high powered magnets, the "Smart" Check valve remains in the closed position to 2 PSI, opening fully when 2 lb. line pressure is exceeded. The "Smart" Check has a Spring Loaded gate mechanism allowing the valve to