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About this item It is the firewall of water devices. By installing a pre-filter, the life of devices can be effectively extended The machine head uses the European standard 617 environmental protection copper, no lead and other toxic substances, full of quality and safety This water pre-filter is made of explosion-proof transparent material made of space engineering plastic, strong strength and beautiful appearance, smooth surface and high density Medical grade 316 stainless steel tight filter net, durable and lasts for 30 years, only needs to be cleaned regularly The filtration accuracy reaches 40-80 microns, which improves the entire domestic water supply system and covers clean water throughout the house; Product description Specification: Condition: 100% Brand New Material: Copper Item Type: Water Pre-Filter Place of use: central water cleaning. Working pressure: 0.05-0.35 MPa Thread: 1/2 inch male thread, 3/4 inch male thread (optional). Filtration accuracy: 40 microns Water production rate: 3000 l/h Approx. weight: 651 g. Package contents: 1 x water pre-filter. 1 x strap. 1 x clamp. 1 x special key. 1 x user manual (English language not guaranteed). 1 x waste water pipe. 1 x phosphorus silicon wafer; Product description Specification: Condition: 100% Brand New Material: Copper Item Type: Water Pre-Filter Place of use: central water cleaning. Working pressure: 0.05-0.35 MPa Thread: 1/2 inch male thread, 3/4 inch male thread (optional). Filtration accuracy: 40 microns Water production rate: 3000 l/h Approx. weight: 651 g. Package contents: 1 x water pre-filter. 1 x strap. 1 x clamp. 1 x special key. 1 x user manual (English language not guaranteed). 1 x waste water pipe. 1 x phosphorus silicon wafer; Specification: Condition: 100% Brand New Material: Copper Item Type: Water Pre-Filter Place of use: central water cleaning. Working pressure: 0.05-0.35 MPa Thread: 1/2 inch male thread, 3/4 inch male thread (optional). Filtration accuracy: 40 microns Water production rate: 3000 l/h Approx. weight: 651 g. Package contents: 1 x water pre-filter. 1 x strap. 1 x clamp. 1 x special key. 1 x user manual (English language not guaranteed). 1 x waste water pipe. 1 x phosphorus silicon wafer