Watts 774-DNRS 3 - Part of the 774 Series ADA Pad use with Micro Hold-Down Clips

use with Micro Hold-Down Clips

Flashing clamp with built-in gravel stop for installation integrity

Nuisance discharge

Set pressure 100 psi

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Watts 774-DNRS 3 - Part of the 774 Series ADA Pad use with Micro Hold-Down ClipsThis 3 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of water of non potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. It is ideal under continuous pressure service and protection at cross connections identified as non health hazards and from other non