Plumbing
Pipe sizing, venting, fixtures, water heaters, and drainage.
Calculators
(3)Tankless Water Heater Size Calculator
GPM from your fixtures and groundwater by ZIP, then gas BTU or electric kW, amps and breakers
Sump Pump Size Calculator
GPM from a pit test or your basement, total head, horsepower from pump curves, basin size and backup power
Septic Tank Size Calculator
Tank size by bedrooms, existing tank volume, drain field area by soil and your pumping schedule
Cheat Sheets
(10)Plumbing Basics
Pipe sizes, fittings, codes, soldering techniques, and common repairs
PEX Plumbing Pipe Sizing Chart
Reference table showing maximum flow rate and recommended pipe size for PEX tubing
PEX Flow Rate Chart
Manufacturer flow rate, velocity and pressure loss per 100 ft for 3/8, 1/2, 3/4 and 1 inch PEX
PEX Crimp Tool Calibration Guide
Reference sheet detailing gauge measurements and calibration procedures for PEX tools
Plumbing Vent Pipe Sizing (DWV)
Chart specifying minimum diameter and length limits for drain, waste, and vent pipes
Pipe/Conduit Hole Saw Reference
Table correlating trade-sized piping to correct hole saw diameter for pass-through
Toilet Installation Guide
Flange height, wax ring selection, bolt tightening sequence, and water supply connection
Faucet & Sink Installation Guide
Supply line sizing, drain assembly, mounting techniques, and common connection types
Water Heater Installation Guide
Sizing calculations, venting requirements, connections, expansion tanks, and safety devices
Laundry Room Electrical & Plumbing Guide
240V dryer circuits, washer outlet requirements, drain standpipe sizing, and ventilation
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