FieldOS for Plumbing

The field CRM for Plumbing crews.

Run plumbing jobs from the first visit to getting paid: capture the work in the field, build photo and checklist proof, send the customer a clean record, and run the operation offline. Built on the Anvilfield system, with every free plumbing calculator, checklist, and guide feeding in.

Open FieldOS Start with the free plumbing tools

Works offline. Built for the truck, the roof, and the basement, not just the office.

CaptureProveSendGet paid

How it works

One flow, from the plumbing field to getting paid.

Capture the plumbing job in the field

Log the visit, the customer, the scope, and the readings once. No clipboard, no re-typing it at the truck.

Build the proof as you work

Before-and-after photos, checklists, and sign-offs attach to the job automatically and stay organized by stop.

Send a clean record

One link sends the customer a branded proof page with the photos and the work done, so they see a professional record.

Run the whole operation

Jobs, estimates, change orders, and customer history in one place, offline, syncing when you get signal.

Start free

The free plumbing tools that feed FieldOS.

Every Anvilfield plumbing calculator, readiness check, and field guide is free and works offline. Run them today; capture the job and the proof in FieldOS when you are ready.

Water heating calculatorFind the heat to warm flowing water: BTU/hr = GPM x 500 x the temperature rise, with the kW equivalent.Dehumidifier sizingSize dehumidification for a water loss: AHAM pints per day = affected volume divided by the class factor.Pipe velocity calculatorFind water velocity in a pipe from the flow rate: V = 0.4085 x GPM / diameter squared, in feet per second.Pipe volume calculatorFind the water a pipe holds from its inside diameter and length: V = pi/4 x diameter squared x length, in gallons.Propane runtime calculatorFind how long a propane tank lasts: hours = usable tank energy divided by the appliance BTU load.Fill/drain time calculatorFind how long a tank takes to fill or empty: time = volume divided by flow rate.Backflow test readinessCatches the expired cert, the out-of-cal gauge, or the unbled line that gets a clean assembly reported wrong or the report bounced.Water restoration readinessA 2 minute check on whether your water mitigation moves fast enough, dries to standard, and documents the job, before mold sets in or the claim is denied.Water heater install readinessA 2-minute check that catches the missing demand number, unproven draft, and starved combustion air before you set the unit.Confined space readinessA 2 minute check on whether your confined-space entries are permitted, tested, and rescue-ready, before an atmosphere or a would-be rescuer turns one death into three.

All plumbing field guides Plumbing calculators Plumbing readiness checks

Offline plumbing field apps

Backflow Fix It DCFailed-test diagnosis, kit lookup, retest gates, and repair export.FITUP DCGives WPS bevel angle, root gap, land, and hi-lo limits for weld fit-up plus weld-map exports.GasTrunkOffline app for plumbing, gas fitting, and HVAC install work.HeadRoomOffline app for well and pump installers, plumbers, and pump-house service techs.InvertChain DCOffline pipe invert grade calculator that chains inverts manhole to manhole and outputs a laser cut sheet.Restroom Route ScoreScores restroom routes against APPA levels with photo proof and property-manager audit exports.

Run your next plumbing job through FieldOS.

Open it in your browser or on the app and capture your next visit, nothing to install to try it. The customer gets a clean, branded proof record: the before-and-after photos, the completed checklist, the work done, and the sign-off, in one link.

Open FieldOS See all of FieldOS