Product Details
The Watts Model 9D Backflow Preventer features a 1/2" FPT Union and is designed as a dual check backflow preventer with an atmospheric vent for continuous pressure management. It has a maximum temperature rating of 250°F and a maximum pressure capacity of 175 PSI. This product contains more than 0.25% lead, making it unsuitable for use in potable services, including drinking water, handwashing, food preparation, or dishwashing.








