A back flow preventer, otherwise known as a backflow preventer device, is used to protect the city water supply from contamination caused by a situation called backflow. To understand how a back flow preventer works, one must first understand the nature of backflow.  Water reaches your home by the use of water pressure. The pressure

The Wilkins 975 XL is a reduced pressure assembly designed to prevent backflow in your home or business.  It comes in ¼”-2” sizes and has been one of the industry standards in backflow prevention since 1993.  It has plastic replaceable check seats and silicone rubber check discs to provide the ultimate in protection against backflow.

The FEBCO 825 YA Assembly is a backflow preventer used to prevent and protect against the dangers of backflow, or reversal of flow, of water in and to your home or business.  This product is most often used in industrial plants, hospitals, chemical plants and morgues and they are lead-free and thus give the greatest