Wilkins Model 350 Double-Check Valve Assembly, 3/4 in Bronze

2022-06-13T14:33:05-07:00

Price: 448.99

The Wilkins Model 350 double-check valve assembly is a durable, serviceable backflow preventer designed for potable water protection where a low health hazard exists. Built with bronze bodies for 3/4" sizes and reinforced nylon housings for internal components, the 350 balances corrosion resistance with easy maintenance. It features full-port ball shutoff valves, top-mounted test cocks, and an EZSwap removable pressure vessel that reduces repair time and simplifies winterization and flushing.

Reliable construction: Cast bronze main valve body (3/4" and 1") with stainless steel fasteners for corrosion resistance and long field life.

Serviceable design: Removable EZSwap pressure vessel permits safe line flushing, quick winterization, and fast on-site repairs without removing the assembly from the line.

Fast-test capability: Top-mounted SAE test cocks and full-port ball valves allow efficient testing and shutoff during service.

Performance ratings: Typical ratings include 175 PSI maximum working pressure and 350 PSI hydrostatic test pressure; temperature range supports common potable water applications.

Compliance: ASSE® Listed 1015 and recognized by IAPMO and CSA (B64.5); designed to meet federal low-lead guidelines for potable water installations.

Easy installation: Compact footprint for 3/4" service, optional strainers and accessory kits available to simplify connection and protection on new or retrofit systems.

Ideal for irrigation and commercial plumbing where reliable backflow protection is required without a high health hazard, the Model 350 provides proven double-check protection with parts and repair kits widely available. Follow manufacturer installation and local code requirements for mounting height, drainage, and periodic testing; use the included technical specs and installation instructions for service intervals and replacement parts.