At Pacific Backflow we test, repair, certify and install backflow assemblies in Boise, Meridian, Nampa, Eagle, Garden City, Kuna, Caldwell, and more. We travel as far north as McCall and as far east as Twin Falls. If you are outside this area, please contact us to discuss travel or referrals.

Pressure
Pressure
Pure water at sea level weighs 62.4 pounds per cubic foot. Thus, if the base of a cubic foot is divided into 144 one-inch squares, the weight of the column of water one foot...
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Backsiphonage
Backsiphonage
Technically, if one siphons a fluid out of a container or a pipeline, one causes that fluid to flow up over the rim of the container or top of the pipe and then down into a lower elevation...
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Airgap
An Air Gap is a physical separation of the supply pipe by at least two pipe diameters (never less than one inch) vertically above the overflow rim of the receiving vessel...
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