Drainage Slope Calculator
Calculate required vertical drop for drainage lines from horizontal run and target slope.
Type: calculator
Predefined pages: 40
Pipe sizing, drainage slope, and flow-rate calculators for practical plumbing design work.
Calculate required vertical drop for drainage lines from horizontal run and target slope.
Type: calculator
Predefined pages: 40
Lookup practical drainage pipe size by fixture-unit load for horizontal branches and building drains.
Type: lookup
Predefined pages: 12
Calculate hot and cold flow split needed to hit a target mixed-water temperature.
Type: calculator
Predefined pages: 216
Calculate pipe flow rate in gpm from inside diameter and flow velocity.
Type: calculator
Predefined pages: 48
Estimate linear thermal expansion of pipe runs from material, length, and temperature change.
Type: calculator
Predefined pages: 64
Calculate water volume held in a pipe run from inside diameter and length.
Type: calculator
Predefined pages: 48
Convert pressure in psi to equivalent water head in feet or meters.
Type: formula
Predefined pages: 16
Estimate required water-heater input in BTU/h from target flow rate and temperature rise.
Type: calculator
Predefined pages: 48
Estimate water-heater tank recovery time from volume, temperature rise, heater input, and efficiency.
Type: calculator
Predefined pages: 112
Estimate water pressure drop in piping using a Hazen-Williams approximation.
Type: calculator
Predefined pages: 75
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