The water heater generates scorching water by way of approach of heating cold water within the inside tank. If the water quality isn't always good and contains sediment, particles, etc., after the inside tank is heated to high temperature for a protracted time, it is simple to offer scale and cause blockage, that isn't just trigger damage to the water heater, but additionally affect the shower. experience. Warm reminder: The pre-filter is put in on the bloodless water of the water heater. It can clear out and purify the water from the supply and preserve the water heater. Filters sediment, red worms, algae and various impurities to double preserve washing machines, water heaters, wise toilets, etc. Pre-filtration, anti-scaling and purification of each drop of tub water. The pre-filter can clear out maximum of the big particles and impurities in tap water and increase the service lifetime of water-related appliances. faucets: Product features: 40um precision filter/strong, transparent, hot temperature resistant and explosion-proof clear out cup size: eleven x 8 x 5cm Material: pvc colour:B-White Package Contents: 1 x Water Purifier Only the above package content, other item will not be included. Note: Light reflection and various exhibits can cause the color of the article in the photo barely diversified from the genuine thing. The measurement allowed error is +/- 1-3cm.