Pentair 178655, Quad DE 100

✅ REPLACEMENT FOR - The Hurricane HF6900-01 DE Cartridge Filter is compatible for Unicel: C-6900, Filbur FC-1963, Pentair 178656, 14-110-1237, C-6900-4, Quad DE 100 and other compatible models. Original manufacturer's names and part numbers are for reference only. Look for the Hurricane Filters exclusive turquoise end caps to ensure you're getting a premier filter made in the USA. 📏 DIMENSIONS - We manufacture to tighter tolerances than other pool filter brands. This product measures: Length 32.75 inches, outer diameter 6.25 inches, Top hole 3 inches, Bottom hole 3 inches. Measure your current filter's dimensions if you're unsure of product fit. Note: This is a single cartridge replacement, the Quad DE 100 system requires 4 cartridge filters, but you can save money by only replacing individual units as needed. 🌊 DE FILTER MEDIA – Our 25 square feet DE filter media has tighter filtration capabilities compared to trilobal media material or classic non woven media. That means a superior filtration of biomass, dirt, debris, hair, leaves and critters to help keep your pool or spa clean and safe for your family. The DE cartridge filter media is designed to go a full 12 months between cleanings or replacement.