... valves, pressure balance valve, valve, butterfly valve, pipe expansion joints, bellows, waterproof sleeve tube, power delivery ... high pressure, good elasticity, displacement allowance, balance pipe error, absorb vibration, reduce noise, effective, and ... NEOPRENE2Key FrameNylon Cord Fabric3Pressurized RingSteel Wire Strand4FlangeQ235 Zinc Plating/Plastic SprayTechnology Condition: SizeJGD-1JGD-2JGD- ...