Plumbing Flat Rate Pricing: Build Your Price Book (2026)
Plumbing flat rate pricing explained: build a price book from task times, labor cost, parts markup and margin, with worked examples. Try KaamCam free.
A step-by-step guide to plumbing flat rate pricing for solo plumbers and small shops in 2026. It shows how to calculate a true billable hourly rate from loaded labor, overhead and realistic billable hours, how to build a task list with includes and excludes, how to set honest standard times, and how to mark up parts on a sliding scale that blends to a healthy margin.
It covers presenting good-better-best options on site with e-signature and deposit, explains where hourly billing still makes sense, and walks through two worked examples: a 50 gallon gas water heater replacement and a kitchen drain clear, from cost to printed price..