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- The Nidel® Model 37HD2 hose connection backflow preventers are intended for irrigation purposes and 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.
Woodford® Nidel® Backflow Preventer, 3/4 in Nominal, Male Garden Hose Thread x Female Garden Hose Thread, 125 psi, 120 deg F, Dual Check Backflow, Polished Chrome, Domestic
- Non-removable bushing attached with LOCKTITE®
- Theft resistant stainless steel stop collar and stop screw
- (2) Molded Rubber Diaphragms Check Valve
- Backflow TypeDual checkDomestic / ImportDomesticNominal Size3/4 inFinishPolished ChromeManufacturerWoodford ManufacturingManufacturer #37HD2-CHPressure Rating125 psiTemperature Rating120 deg F