WSFU is used to calculate water supply service systems. The WSFU (Water Supply Fixture Units) is defined by the Uniform Plumbing Code (UPC) and can be used to determine water supply to fixtures and their service systems. Convert fixture units WSFU to GPM Water Supply vs. Fixture Units ...
When special equipment or manifolds are sized the table below can be used to indicate the flowrate. Note that minimum flow rate can never be less than the fixture with the highest demand. The tables below can be used to estimate the demand in the water supply system when the load in WS...