CVWR type clamp type silent check valve adopts fluid type design for clamp type silent check valve. Less head loss. Internal springs accelerate closing for a silent effect: metal-to-metal ensures reliable sealing. Small installation space. It can be installed at the outlet of the water pump, which can avoid water hammer, water hammer sound and floor-breaking impact to prevent reverse flow and protect equipment. Widely used in water supply and drainage, fire protection, construction, HVAC, industrial systems.