DN20 Female to DN15 Male Thread Brass Non Return Valve- Check Valve for Water Oil Air - Heavy Duty

Description: - Made of high quality brass, durable in use. - The use of advanced casting mode, the product more solid and beautiful - The check valve has a joint and can be used to prevent water from flowing back according to the direction of the product arrow. - With high temperature silicone gasket, good sealing performance - Capable of joining a variety of tubing materials such as stainless steel, copper, and rigid and semi-rigid plastics and polymers. Specification: - Material: Brass - Color: As picture shown - Model_1: - Copper 6 points inner wire to 4 points outer wire brass water meter check valve, 4 points = G1/2" (inch) = DN15 = 20mm (thread diameter); 6 points = G3 / 4" (inch) = DN20 = 25.5 mm (thread diameter) - Model_2: - Copper 1 inch inner wire to 6 points outer wire brass water meter check valve, 6 points = G3 / 4" (inch) = DN20 = 25.5mm (thread diameter); 1 inch = G1" (inch) = DN25 = 32mm ( Thread diameter) Package Includes: 1 Piece Live check valve Note: The color of the actual item may vary slightly from the above images. There is 2-3% difference according to manual measurement. Please check the measurement chart carefully before you buy the item.