17 Calculators

Plumber Calculators

Water heaters, sump pumps, drain cleaning, pipe sizing, leak repair — every calculator a plumber needs to quote complete jobs and stop leaving scope out of estimates.

Flat-Rate Plumbing Pricing That Covers Your Costs

Plumbing pricing varies more than almost any other trade — tank vs. tankless, access situation, permit requirements, and water system type all move the number significantly. The calculators on this page account for those variables so your quote reflects the actual job, not a generic estimate that blows up when you open the wall.

Every calculator includes expansion tank requirements, permit costs, access difficulty adjustments, and material markup. Build quotes your customers can see line by line.

The most profitable plumbing businesses know their overhead per billable hour before they price a single job. Use the Overhead Per Hour Calculator first, then price from that floor.

Water Systems

Plumber · #014
Water Heater Replacement
Tank or tankless, gas or electric — by size, venting type, expansion tank, and code compliance.
Plumber · #007
Tankless Water Heater Cost
Gas or electric tankless — GPM sizing, gas line upgrade, electrical panel requirements, and venting.
Plumber · #009
Water Softener Installation
By grain capacity, bypass valve, drain connection, and brine tank — complete softener install scope.
Plumber · #046
Water Filtration Installation
Whole-house or RO — by system type, pipe material, bypass valve, and drain connection.
Plumber · #005
Water Service Line Replacement
Copper, PEX, or HDPE from meter to home — by footage, depth, material, and restoration scope.

Drains, Pumps & Fixtures

Plumber · #045
Sump Pump Replacement Cost
Submersible or pedestal, battery backup, discharge line condition, and pit assessment — complete scope.
Plumber · #042
Toilet Replacement Cost
Rough-in distance, flange condition (cast iron, cracked, low), and fixture tier with efficiency discount for multiples.
Plumber · #015
Faucet Replacement Cost
Kitchen, bath, or laundry — by faucet type, shut-off valve condition, and supply line access.
Plumber · #044
Garbage Disposal Installation
Replacement or new install — by HP tier, dishwasher connection, and existing drain configuration.
Plumber · #013
Drain Cleaning Cost
Kitchen, bath, floor drain, or main — by method (cable, hydro-jet) and access condition.
Plumber · Reference
Drain Cleaning Flat Rate
Build a flat-rate menu for drain service — covers snake, hydro-jet, and camera add-on pricing.

Pipe, Gas & Diagnostics

Plumber · #043
Pipe Leak Repair Cost
By pipe material, size, access location (slab, drywall, crawl), and emergency multiplier.
Plumber · #012
Gas Line Installation Cost
New branch, appliance connection, or pressure test — black iron, CSST, and permit pricing.
Plumber · #011
Sewer Camera Inspection
Line footage, access point, report type, and locate service — price diagnostics as a standalone product.
Plumber · #008
Backflow Preventer Installation
RPZ, double check, or PVB — by device type, test requirement, and enclosure.
Plumber · Reference
Pipe Sizing Reference
Fixture unit loads, flow rates, and friction loss — confirm pipe size before roughing in.
Plumber · #010
Radiant Floor Heating Cost
Hydronic PEX layout, manifold, mixing valve, and boiler connection — by zone count and floor area.

Price Every Plumbing Job Right the First Time

The Plumber's Business Starter Kit includes a flat-rate price book for 35 common plumbing jobs, service agreement template, and basement waterproofing reference guide. Guide from $19 — Complete Kit with all 19 templates, $49.

Get the Plumber's Kit →