Features: 1. It is the firewall of water appliances, installing pre-filter can effectively extend the service life of appliances. 2. The machine head uses the European standard 617 environmental protection copper, full of quality and safety. 3. Made of space engineering plastic steel explosion-proof transparent material, strong strength and beautiful appearance, smooth surface and high density. 4. Medical grade 316 stainless steel dense filter mesh, durable and has 30 years long service life, only need regular cleaning. 5. The filtration accuracy reaches 40-80 microns, improving the entire home water supply system, allowing clean water to cover the entire house. 6. Comes with mounting accessories for easy installation, suitable for washing machine, water purifier, water heater, etc. Specification: Condition: 100% Brand New Material: Copper Item Type: Water Pre Filter Application location: central water purification Working pressure: 0.1-0.4Mpa Thread: 1/2" Male Thread, 3/4" Male Thread (optional) Filtration Accuracy: 40 microns Water production rate: 3000L/h Weight: Approx. 651g / 23 oz Package list: 1 * Water Pre Filter 1 * Tape 1 * Clamp 1 * Special Wrench 1 * User Manual 1 * Sewage Pipe . Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.