Free Plumbing Business Tools

Free calculators, templates, and generators built for Plumbing contractors. Price jobs, download documents, and grow your shop without paying for generic software.

23 of 23 tools

Calculators

Math-based tools for pricing, margins, overhead, and technical sizing.

Calculator

Labor Rate Calculator

Calculate your fully loaded billable hourly rate — base wage, payroll burden, workers’ comp, benefits, overhead recovery, and target net profit using the industry divisor method.

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Calculator

Job Pricing Calculator

Price HVAC, plumbing, and electrical jobs with cost-plus formulas — loaded labor, materials, overhead recovery, and target net margin using the industry divisor method.

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Calculator

Bid Calculator

Build a winning bid from the ground up — materials, labor, overhead, and profit margin — so every quote covers your true cost and hits your target margin.

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Signature

Missed Call Cost Calculator

Quantify the revenue HVAC, plumbing, and electrical shops lose when calls go unanswered — enter your call volume, miss rate, booking rate, and average job value with trade-specific defaults.

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Calculator

Service Price Calculator

Set a flat-rate service price from your true cost — loaded labor, materials, overhead, and target margin — so every service call is priced for profit, not guesswork.

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Technical

Water Pipe Sizing Calculator

Size domestic water supply and drainage piping from fixture units (WSFU/DFU) — peak GPM demand, recommended pipe sizes, and optional IPC Appendix E pressure-based service main sizing.

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Technical

Water Heater Sizing Calculator

Size storage tank or tankless water heaters from peak-hour hot water demand — DOE First Hour Rating worksheet, simultaneous GPM, BTU input, groundwater temperature, and fuel-specific recommendations.

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Calculator

Labor Cost Calculator

Find the total burdened labor cost for one job — loaded hourly cost (wage + burden) × hours × crew — and see labor as a percent of the job price.

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Technical

Drain Pipe Slope Calculator

Solve drain pipe fall, slope, or maximum run in three modes — get inches of fall, slope in in/ft, percent and 1:x ratio, invert elevations, and a PASS/FAIL against the IPC Table 704.1 minimum with a half-full Manning velocity check.

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Technical

Pipe Volume Calculator

Calculate the water volume in a pipe run — gallons, litres, cubic feet, and water weight — from material and nominal size or a measured inside diameter, with fill time, flush volume, and velocity checks.

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Technical

Water Pressure Loss Calculator

Work out the residual water pressure left at a fixture — Hazen-Williams friction loss through the pipe, IPC fitting equivalent lengths, elevation head, and meter, backflow and treatment losses, with a velocity check.

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Technical

Sump Pump Sizing Calculator

Size a sump pump from a measured basin drawdown test or a roof-and-footprint rainfall estimate — required GPM at the calculated total dynamic head, horsepower class, basin drawdown volume, and a cycle-rate check that catches short-cycling.

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Technical

Gas Pipe Sizing Calculator

Size natural gas and propane piping by the longest-length method — total connected load in BTU/hr and CFH, the minimum Schedule 40 pipe size from the NFPA 54 / IFGC capacity table, spare capacity, and the next size up.

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Why Plumbing contractors need the right tools

Plumbing contractors juggle emergency calls, seasonal demand, flat-rate pricing, and crew scheduling — often from the cab of a service truck. Free tools help you quote faster, document consistently, and spot margin problems before they show up on your P&L.

CloseCrew built these plumbing resources for shops that want to look established from day one. Run the missed call cost calculator to see what voicemail is costing you. Download templates your techs will actually use. Then let Larry handle inbound calls while you focus on the work.

Related resources for Plumbing contractors

Templates, articles, and product pages that pair with these tools.

Business Templates

Free downloadable documents for plumbing contractors.

Browse templates

Contractor Blog

Guides on pricing, hiring, marketing, and operations.

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Plumbing Licensing

State licensing requirements, exams, and renewal rules for plumbing contractors.

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Book a demo

See how Larry answers calls and books jobs for your team.

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Plumbing tools FAQs

Is this closecrew tool free for Plumbing contractors?

Yes. Every tool on CloseCrew is free to use. We built it for plumbing contractors who need professional business resources without paying for generic software.

No account is required to run calculators or try generators. Some downloads may ask for your email so we can send you a copy — you can unsubscribe anytime.

Absolutely. Enter your own numbers, customize templates with your logo and pricing, and use the results in your daily operations.

Many contractors use CloseCrew tools alongside Larry, your AI receptionist, to stay organized while every inbound call gets answered. Tools help you quote smarter; Larry helps you capture every lead.

Stop missing calls while you are on the job. Let Larry, your AI receptionist, answer every plumbing lead.