IPW Industries Inc 2 Stage Whole House Water Filter System w/ 20-Inch Full Flow Housing -1 Inch Inlet/Outlet and 4.5"x20" 5 Micron PP + Carbon Filters

Specification: Maximum Pressure: 90 psi (6.2 bar) Temperature:40-110°F/5-45°C Shelf life: 5 Years. Note: 1. Please lubricate the o-ring with silicon grease and use wrench provided to prevent leakage. you may search "Full Flow whole house water filter " on YouTube, there is some video about this housing, it is very helpful if it is the first time to install it. 2. Protect filter housing from freezing. 3. This filter housing has a maximum operating pressure rating of 90 psi, if you suspect that your water pressure will at any time exceed 80 psi, a pressure regulator MUST BE INSTALLED before the filter housing. this action will guard against the water pressure exceeding the maximum pressure rating.it is recommended that the pressure regulator be set at 60 psi or less. 4. The rubber o-ring provides the water tight seal between the cap and the sump. it is important that the o-ring be properly SEATED IN THE GROOVE of a water leak could occur. More valuable information: 1. What is dimension of the Full Flow housing and filters ? ANSWER: It is standard sized 4.5" OD x 20" height filters and housings . 2. What is in the box? ANSWER: 2 x 20 inch blue housing with pressure release , 2 x plastic wrench ,2 x metal bracket.2 bags screws,1 x PP sediment filter, 1 x carbon block filter.