【Safe to use】The machine head is made of environmentally friendly copper, European standard 617, which will not precipitate lead and other toxic materials, full of quality and safety. 【Durable use】Dense metal mesh made of 316 medical stainless steel, durable and with a long service life of 30 years, only regular cleaning required. 【Improve the water supply of the system】The filter accuracy reaches 40-80 microns, improving the entire house water supply system and ensuring that the entire house is supplied with healthy water. 【Easy installation and widely used】Comes with mounting accessories for easy installation, suitable for washing machine, water purifier, water heater, etc. [Practical] This is the firewall of water appliances. Installing a pre-filter can effectively extend the service life of the equipment. Features: 【Safe to use】The machine head is made of environmentally friendly copper, European standard 617, which will not precipitate lead and other toxic materials, full of