Apollo backflow valves and backflow preventers are manufactured by Conbraco Industies, going on nine decades now, and they are the leading manufacturer of American Made flow control products in the United States.  Their products include ball valves, butterfly valves, backflow prevention devices, water-pressure reducing valves, mixing valves, safety relief valves, water gauges, strainers, vacuum breakers,

A reduced pressure backflow preventer, also known as a reduced pressure zone device or a rpz device, is a backfow preventer which, as its name suggests, protects you from your water supply being contaminated by backflow.  There are several types of reduced pressure backflow preventers including a reduced pressure back flow valve, a double check

Raise your hand if you know what a water check valve is. And yet a water check valve is responsible for ensuring that you have potable water to use for showering, bathing, doing dishes and doing laundry. A water check valve is a device used to prevent backflow, that dangerous situation where contaminated water backflows