For plumbers
Run the business side of plumbing work.
Every guide for plumbers, in the order the job happens — starting with how the trade really prices: per fixture, per foot and flat rate (2026).
Start here Plumbing Pricing Guide: Per Fixture, Per Foot and Flat Rate (2026)- 1
Price it
Build the number from your own costs, by the unit the trade really prices on.
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- GuideDo Plumbers Need Itemized Invoices? Flat Rate vs T&M
- GuideHow to Invoice After a Bathroom Remodel: The Plumbing Half
- GuideHow to Invoice After a Plumbing Service Call, at the Curb
- GuideHow to Invoice After a Repipe: Plumbing Lines, Permit, Payment
- GuideHow to Invoice After a Water Heater Replacement: Code Lines First
- Worked examplePlumbing Invoice Example (2026): A Filled-In Water Heater Invoice
- Template + free makerPlumbing Invoice Template (Free PDF & CSV) + Filled Example
- GuideWhen Should a Plumber Invoice a Customer? Calls vs Projects
- 5In Keel
Keep the costs
The equipment, supplies and licences you can deduct, and the records to keep.
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Three questions — your work, where you work, what eats your time — and you get the guides, the free tool and the parts of Keel that fit.
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- All trades →
Keep the whole job in one place.
The quote, the receipts, the trip, the invoice and the payment for every plumbing job — kept under that job on your iPhone. Keel is free to use, with no invoice limit. Keel Lifetime, a one-time $249.99, adds your branding and signature, premium templates and accountant-ready exports. No subscription.