Water supply sizing one page at a time: water supply fixture units, demand, available pressure, pressure loss through the meter, elevation and fittings, developed length, sizing the building supply and branches, with complete worked examples.

Pumps and ejectors one page at a time: sump pits and sump pumps, float switches, check valves and discharge lines, battery backups, sewage ejectors and grinder pumps, venting the basin, backwater valves, alarms and troubleshooting.

Service plumbing one call at a time: how to diagnose, no hot water, low pressure, running toilets, slow drains and main line clogs, sewer odor, hidden leaks, noisy pipes, frozen pipes and how to explain the repair to the customer.