the official online retailer for Woodford, Watco, Mapa & Permacast products
Item #: 37HD1-BR
37HD1 Backflow Preventer - Brass
Add-on to any 3/4" hose connection. The NIDEL® Model 37HD1 hose connection backflow preventer is designed to protect hose connections from backflow contamination in freezing and non-freezing conditions. Manual draining is required and provides easy sure drainage during freezing weather. Uses include outside hose bibbs wash racks dairy barns and swimming pool areas.
NOTICE: These products as with all 1011 1019 1052 and 1053 ASSE listed devices are not to be subjected to continuous water pressure. Replacement is recommended every 3-5 years. After use turn device to open drain vents or faucet may freeze and burst.
Woodford has everything you need when it comes time to install or repair an outdoor wall faucet, wall or even a yard hydrant. Once you've determined which one of our freeze proof faucets best serves your needs, take a look at our instructional step-by-step video on how to install it.
SHOPWatco is the Choice of Professionals when looking for high-quality, innovative and useful bath drain products for your upcoming DIY or repair project. Watco produces bathtub drains, stoppers, bath wastes, lavatory drains and drain parts to fit your bath plumbing needs.
SHOPWood blocks or expensive stainless steel supports were the standard until MAPA Products introduced the first plastic based adjustable support for light to medium duty gas piping.This cost effective support started a design trend that revolutionized the rooftop support industry.
SHOPPerma-Cast is committed to providing customers with reliable quality components designed to meet the exacting standards of swimming pool owners throughout the world. Electrical Water Bonding is a new National Electrical Code that inspectors are now enforcing.
SHOP