💎 DURABLE STRUCTURE: 20”x 2.5” Transparent Slim Housing is proper for heavy sediment applications. The housing body is made of reinforced polypropylene for strength and resistance to chemicals, and the black cap is made of high-flow polypropylene for toughness. The cap has 1" inlet/outlet ports which allowed better-sealed connections to the corresponding pipes. 20”x 2.5” Standard Granular Activated Carbon Filters are Used for effectively removing chlorine, bad taste & odor from water 💎 POINT OF USE: This System is for use in various applications and is usually placed in the main water line entering the house including, but not limited to residential drinking water filtration, well water filtration, food service, and irrigation. Extends life of Washing Machines, Water Heaters & Other Household Appliances. Keeps water fresh by reducing sediment, scale, rust, dirt, sands, and silt 💎 EASY TO OPERATE: There is a rubber O-ring on the top of the housing body to ensure a watertight seal. A pressure relief button on the inlet side of the cap releases pressure in the housing for changing filter cartridges. Unique cap design allows quick and easy to remove the housing to replace cartridges. A transparent housing body allows visually to determine when the cartridge should be changed. 💎 GRANULAR ACTIVATED CARBON CARTRIDGE is wrapped and sealed and meets NSF Standards and Regulations. Dimensions 19,875” x 2.5”. WELL-MATCHED Cartridges: Hydronix HX-CB-25-2005, EP-20, FLTWH2025C-V, Tier1 EPM-20, iSpring FC25X4, XK 32-250-125-20, WCBCS20, however for best preferment use only original RONAQUA CARTRIDGES. Replace 2 or 3 times a year - depending on your water quality and application. The highest quality, long-lasting materials give you up to 100,000 gallons of water filtration 💎 WELL-MATCHED FOLLOWING HOUSINGS SYSTEMS: iSpring WCB32C, WCB32O, and RCB3P, Geekpure 122-20, KleenWater A-KWHT2520-KW2520BR-Bracket-Wrench, LifeSource Water System 43208-530, BA-FH2025-CLR3 The 20"x 2.5" Transparent Standard Housing for Whole House Water Filtration System with 1" Inlet / Outlet Ports (RA-122-20S) is proper to use for reducing sediment, dirt, rust, & suspended particles in incoming water to your house. The transparent housing body is made of reinforced polypropylene for strength and resistance to chemicals, and the black cap is made of high-flow polypropylene for toughness. The black cap has 1" inlet/outlet ports which allowed better-sealed connections to the corresponding pipes. There is a rubber O-ring on the top of the housing body to ensure a watertight seal. A pressure relief button on the inlet side of the cap releases pressure in the housing for changing filter cartridges. Those Housings are for use in various applications and are usually placed in the main water line entering the house including, but not limited to residential drinking water filtration, food service, and irrigation. Easy to connect multiply housings in one Custom Whole House Water Filtration System to fit your specific needs. WARNING: OPERATING PRESSER NO MORE THAN 60 PSI