Pentair Quad DE 80 Filter Cartridge - 20 Square Feet depth-marker-conveys_Feet The instructions are in English

The instructions are in English

Use with Signet Flow Meters and Totalizers

This Stenner chemical pump #45MFL4A2SUAA provides reliable chemical feeding for your swimming pool

three Secondary Cells

Pentair Quad DE 80 Filter Cartridge - 20 Square Feet depth-marker-conveys_Feet The instructions are in EnglishThe Pentair 178655 Cartridge Filter Element for Quad DE 80 Filters has a media area of 20 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 filtration.