20"x 4.5" Big Blue Sediment Replacement Water Filter Cartridge 20 Micron Quantity:20 The actual inside diameter dimension

The actual inside diameter dimension of the wrench is 6 1/8" wide

Also scale buildup inside pipes causes loss of water pressure as the interior gets smaller and smaller over time

Geekpure RO5

Inlet/Outlet Threads for 3/8" Fittings

The Aquaperform features a stainless steel housing and is designed for both versatility and additional contaminant reduction performance

20"x 4.5" Big Blue Sediment Replacement Water Filter Cartridge 20 Micron Quantity:20 The actual inside diameter dimensionBig 20 inch 20 Micron Sediment Water Filter Used for effectively removing most sediments from water This is a filter for pre filtration of water and fits all 20 inch Big Water Filter housings and WELL MATCHED Models of Cartridges: Hydronix 2PP20BB1M, AquaPure AP810 2, Everpure EV910837, Filter Specialist CMMF0520 45W1, , Watts FPMB BB5 20, FreshWaterSystems MBGC 45200 05, Hydronix SDC 45 2005, iSpring FP25B, Neo Pure MBGC 45200 05, Pentair DEV910837,