450 Double Check Backflow Preventer with Grooved Butterfly Valve galvanized cap Choose the OS&Y Valve 8"

Choose the OS&Y Valve 8" GG UL/FM Firekin for its unmatched reliability and superior performance

Specialized Design: Open-ended wrench tailored to fit Viking fire sprinkler fittings precisely

this fire protection system is designed to withstand various environmental conditions

extending the valve’s lifespan even in corrosive environments

450 Double Check Backflow Preventer with Grooved Butterfly Valve galvanized cap Choose the OS&Y Valve 8"The Viking 450 Double Check Backflow Preventer with Grooved Valve is a specialized fire protection device designed for commercial and industrial sprinkler systems. It provides dependable, code compliant backflow prevention to protect potable water supplies from contamination risks in critical fire service environments. Durable Construction: Manufactured from ASTM A536 iron, offering exceptional mechanical strength and resistance to corrosion in