Pentair System:3 S7M120 Small Inner Sediment Filter Cartridge - 100 Square Feet filter-internal-diameter_null inches This is a 2 inch

This is a 2 inch threaded Tan Concrete Bermuda Skimmer with Round Cover and Float Valve and Equalizer

and is made of PVC

The hoop is powder coated for rust resistance and attached with stainless steel hardware

Cabinet is beautiful white plastic and will provide protection for your life ring

Because the hose is under constant water pressure

Pentair System:3 S7M120 Small Inner Sediment Filter Cartridge - 100 Square Feet filter-internal-diameter_null inches This is a 2 inchThe Pentair 25021 0200S Cartridge Filter Element for System 3 S7M120 Filters has a media area of 100 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