In- -05 Central Whole House Prefilter [Whole House First Prevention] -05 Whole House Pre Filter, using a 40 micron aperture stainless steel filter, is designed to prevent particles such as sand, rust, limestone, and sand from entering your home . [Extend the lifespan of water supply facilities] Protect your home pipes, kitchen, and bathroom equipment from the impact of particulate impurities in urban water, which can clog faucets, shower heads, water heaters, washing machines, RO water purifiers, and other water related equipment. Manual Rotating Scraper Backwashing Once the pre filter is saturated with sediment, you dont need to remove all the pipes and fixing devices when you need to clean our sediment filter. You just need to turn right with one click to open the sewage ball valve, manually rotate the scraper, and make the filter cleaner. [Monitoring Water Pressure] Equipped with a built-in water pressure gauge, it monitors water pressure in real time, and family members can take measures to deal with abnormal water pressure. To ensure water safety, the general household water pressure range is 0.1MPA-1MPA. Special Material The 40 micron filter screen is made of 304L SUS stainless steel, and the main body head is made of lead-free brass, with a service life of several years or more. The heavy-duty food grade transparent shell made in Germany does not contain bisphenol A and has passed 150000 cycles of water hammer testing and a maximum pressure test of 1000 pounds per square inch. [Flexible Installation] - -05 pre filter comes with 1 1/2 3/4 external threaded MNPT. Suitable for any pipeline, customers only need to purchase the corresponding adapter (threaded adapter is not included in the packaging and needs to be purchased separately according to the specifications of copper/PEX/CVC water pipes). Moreover, it will not affect your existing water pressure level. Model: -05 Pre filter filtration material: 304L stainless steel mesh Filter maintenance: Clean the filter element every 15-30 days and replace it every 1-3 years according to the water quality. Material: Food grade explosion-proof PC cover, lead-free copper Applicable to water quality: municipal water, deep well water Flow rate: 3000L/H Filter accuracy: 40 M Working pressure: 0.1-1.0MPA (1bar-10bar) Applicable water temperature: 0-40 C Packaging contents: 1 * pre filter 1 * User manual 1 * Special wrench 2 * G3/4 MNPT adapter or G1/2 MNPT adapter