Pentair System:3 S7M400 Small Inner Sediment Filter Cartridge - 136 Square Feet pool-shape_Grecian This valve is constructed of

This valve is constructed of heat resistant CPVC and provides a lifetime of superior performance

040 mil Styrene Plastic and is designed to inform patrons that there are lifeguards on duty

or access the programming screens

They can withstand extreme chemical and temperature fluctuations without ever leaking

as with other spa vacuums

Pentair System:3 S7M400 Small Inner Sediment Filter Cartridge - 136 Square Feet pool-shape_Grecian This valve is constructed ofThe Pentair 25021 0223S Cartridge Filter Element for System 3 S7M400 Filters has a media area of 136 Square Feet and is made of superior reinforced polyester pleated material with polyurethane end caps. Pentair reusable cartridge filter elements provide a high degree of water clarity and longer filter cycles. To maintain your pool water cleanliness and clarity, Pentair genuine replacement cartridge elements are the number one choice in cartridge