Backflow preventers valves are devices that are installed prevent contamination of the potable water supply due to back-siphonage or backpressure from substances that are substances that are hazardous.
PipingNow offers both Reduced Pressure Principle Backflow Preventer (RPZ) and Double Check Backflow Valve Preventers (DC).
DCs offer protection against non-health hazards whereas RPZs offer maximum backflow protection for hazardous substances.
Apollo Backflow Preventers Valves are made in the USA and carry a 5-year warranty.
Stainless Steel backflow preventers & Lead-free backflow preventer valves are available too.