COMPLETE-Complete one set 20 inch big blue Clear housing, 1NPT inlet/outlet, with pressure release button for high flow, plastic wrench and metal bracket. 2 Housings plus pp & carbon filter. STANDARD-Fits all standard sized 4-1/2 inch diameter industry 20 inch whole house cartridges. HIGH QUALITY-Fits NSF standard, Large capacity housing for high flow applications. Maximum Pressure: 90 psi (6.2 bar), Temperature:40-110°F/5-45°C, Shelf life: 5 Years. PP & Carbon filter. FEED WATER PRESSURE: 40 – 100 PSI. PH:3.0 -11.0 , MAX TDS :1000 PPM. What is dimension of the big blue housing. It is 4.5″OD x 20″ height. What is dimension of a Geekpure Replacement Water Filter? It is 4.5″ODx 20″ height and standard. What is in the box? 2 housings, 2 plastic wrenchs, 1 big brackets , 1 PP & carbon filter, screws & plastic expansion plug, manual. What is filters options? PP spun filter, Remove sand, dirt, sediment. Life time:6 months. Granular activited carbon filter, Remove chlorine, taste & odors, very fine particulates. Carbon block filter, Further remove chlorine, taste & odors, very fine particulates. The Life Time of the Filter Cartridge Depends on Usage Amount and Feed Water Quality. Need to install and assemble yourself. The First 3 Gallons of Water Produced Should Be Emptied and Not Used. Push the Tubing All the Way in and Use Teflon Tape During Installation. Below is more options and matched filter housings. The item “Geekpure 2 Stage Clear Big Blue Whole House Filter System 1 Port 20 x 4.5″ is in sale since Wednesday, October 14, 2020. This item is in the category “Home & Garden\Home Improvement\Plumbing & Fixtures\Pumps & Water Filtration Systems\Water Filtration Systems”. The seller is “geekpurewater” and is located in Rowland Heights, California. This item can be shipped to United States.