1. the ratio of the cross-sectional area of a channel or pipe in which a fluid is flowing to the wetted perimeter of the conduit. 2. the ratio of area to wetted perimeter. Advertisements
a faucet valve opened or closed by the fall or rise of a ball floating on the surface of water, whose elevation is controlled wholly or in part by the faucet valve.
1. loss of heat from one space to another. 2. energy or power transmitted out of a system in the form of heat.
in a water-supply system, is the unobstructed vertical distance through the free atmosphere between the lowest opening from any pipe or faucet supplying water to a tank or plumbing fixture and the flood-level rim of the receptacle.
a physical separation which may be a low inlet into the indirect waste receptor from the fixture, appliance or device indirectly connected.
a coating of epoxy or resinous material applied to seal the surface of reinforced resin.
a length of soil or waste stack corresponding, in general, to the height of one story, but in no case less than eight feet, within which the horizontal branches from one floor or story of a building are connected to a stack.