Plumbing
Plumbing engineering calculators for water supply design, drainage systems, pipe sizing, and pressure loss calculations based on international standards.
12 calculators
Water Pressure Loss
Calculate pressure drop in water piping systems
Boiler DHW
Size domestic hot water boilers and storage
Fixture Unit
Calculate water supply fixture units and pipe sizing
DWV Sizing Calculator
Calculate drain, waste, and vent pipe sizes based on IPC Chapter 4 standards. Determine DFU totals, branch drain sizes, building drain sizing, and vent configurations.
Sump Pump Calculator
Calculate sump pump capacity based on drainage area, soil percolation, and water table conditions per IPC Section 1113. Determine pump size, basin requirements, cycle rates, and battery backup needs.
Hot Water Recirculation Calculator
Calculate recirculation pump sizing, energy costs, and payback period for instant hot water delivery systems per ASHRAE 90.1 and IPC Chapter 6.
Backwater Valve Sizing Calculator
Size backwater/check valves for sewage backup protection per IPC Section 715, ASME A112.14.1, and CSA B181.1. Calculate valve type, installation requirements, cost analysis, and maintenance schedules.
Hydropneumatic System
Design pressure boosting systems with tanks
Water Tank
Calculate water storage tank capacity
Grease Separator
Size grease traps for commercial kitchens
Pipe Insulation Thickness Calculator
Calculate required insulation thickness for pipes based on heat loss and temperature control
Pipe Network Solver
Analyze water distribution networks using Hardy-Cross method for flow rates, velocities, and pressures