10Pcs 45mm/50mm Durable Pressure Diaphragm For Water Heater Gas Accessories Water Connection Heater Parts Black Features: fresh and high quality Material: Nitrile rubber, Features: dependable sealing and aging resistance. Pressure diaphragm of 45mm/50mm gasoline water heater. A pleasant helper for maintenance of water heaters, fuel valves, etc. Mainly used to increase water pressure. When the water movie ruptures, it will leak. When the water quantity is large, the water stress on the water movie will decrease, and there's virtually no water leakage. When the quantity of water is small, the water pressure at the water film will increase, however the leakage fee could also be faster. The Package Includes: 10 goods of 45mm/50mm size. Specifications: Material: Plastic Weight: 25g/35g Size: 45mm/50mm Color: Black Package Includes: 1x Pressure Diaphragm Note: 1 allow 1-2cm errors thanks to handbook measurement, simply you should definitely do not intellect before you order. 2 to the adaptation between assorted monitors, the image will not replicate the particular shade of the item.