Febco LF850 Series 1" Lead-Free Copper Silicon Alloy Double Check Valve Backflow Preventer Assembly, Quarter Turn Shutoff, Small Diameter, NPT Connections, Freeze Sensor, Modular Design

BACKFLOW PREVENTION: The Febco Lead-Free Copper Silicon Alloy Double Check Valve Backflow Preventer Assembly is ideal for non-health hazard applications in continuous-pressure piping systems, at cross-connections and at service line entrances. It is designed to prevent the backflow of polluted water from entering into the potable water supply due to back-siphonage and/or backpressure.

COMPREHENSIVE FEATURES: This assembly is constructed with a highly durable lead-free copper silicon body, ensuring long-lasting performance and compliance with industry standards. It is equipped with NPT connections, quarter turn ball valve shutoffs, top-mounted test cocks, two in-line independent positive seating check modules, and captured springs.

FREEZE SENSOR: Includes a freeze sensor compatible with SentryPlus Alert technology, signaling facility personnel when temperatures near and reach freezing point. An optional freeze sensor connection kit is available to activate a monitoring system for low and freezing temperatures.

INLINE SERVICEABLE: Designed for easy maintenance, the assembly features a compact modular design, with top-entry access and a single access cover that facilitates in-line repairs. It also has replaceable check discs and seats.

YOUR WATER SAFETY PARTNER: At Febco we combine theory with practice to design and manufacture top quality, high-performance backflow prevention assemblies and flow control products. And we’re here to not only set the industry standards, but to deliver the quality, performance, and affordability you demand in backflow prevention. Let’s keep things safe.