8
Hose Connection Vacuum Breaker Backflow Preventers
Series 8 Hose Connection Vacuum Breaker Backflow Preventers permit the attachment of portable hoses to hose thread faucets and prevent the reverse flow of polluted water into the potable water supply due to backsiphonage. It consists of a brass body construction, stainless steel working parts, and a rubber diaphragm and disc. Series 8 is ideal for inside and outside, health hazard installations requiring non-continuous pressure such as service sinks, swimming pools, photo developing tanks, laundry tubs, wash racks, dairy barns, marinas, and general outside gardening uses. Check with local inspection authorities for installation requirements. Maximum Pressure:125psi (8.6 bar).
Features
- Screw directly onto sill cock, and once installed, are non-removable
- Designed to allow sill cock to be drained
- Durable rubber diaphragm and disc for consistent positive seating
- Stainless steel working parts for longevity
Literature
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- 9D, LF9D, 8, NF8, SD-3, 9BD, 7, LF7, N9, LFN9, NLF9, N9-CD, 912HP, SD-2 - Repair Kits Parts Breakdown
- Brochure - Backflow Prevention and Flow Control Plumbing
- Installation Instructions - 8, LF8
- Price List - Backflow Prevention Repair Kits & Service Parts
- Specification Sheet - 8, 8A, 8B, NF8, 8P, 8AC, 8C, 8BC, NF8C, 8FR
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Approval/Certification Information
For product-specific approval information, please refer to the product’s specification sheet (see literature section above) or ask a Watts representative. For general information regarding any approval certification partners identified in the specification sheet, please visit our certification partners’ websites:
| ASSE | CSA | FM Approvals | NSF |
| UL | ULC | USC | WQA |