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Free HVAC invoice template

Invoice AC and heating repairs, seasonal tune-ups and installs with the service call, labor, parts and refrigerant laid out clearly. Add the equipment details and warranty so the homeowner has a record for next season.

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Download asPDFWordExcel· opens in Google Docs

Uses the Trade Pro design. The builder starts with typical hvac lines you can edit.

Polar Air Heating & Cooling3300 Jefferson Ave, Atlanta, GA 30318 · (404) 555-0169License #: GA-CR-109822
InvoiceNo. INV-001
CustomerDaniel Price580 Peachtree Hills Ave, Atlanta, GA 30305
Job site580 Peachtree Hills Ave, Atlanta, GA 30305Job ref: HV-4410
DatesCompleted: Oct 2, 2026Due: Oct 19, 2026
Labor
TaskHoursRateAmount
Service call and system diagnosis195.0095.00
Replace capacitor and contactor1.5125.00187.50
Recharge refrigerant and leak check1125.00125.00
Materials
ItemQtyUnitAmount
Dual run capacitor 45/5 MFD1 ea68.0068.00
Contactor 2-pole 40A1 ea54.0054.00
Refrigerant R-410A3 lb85.00255.00
Warranty & notesUnit: Carrier 3-ton, model 24ABC636. 90-day labor warranty on this repair.Payment is due by the due date shown. Thank you for your business.
Labor$407.50
Materials$377.00
Tax (8.9%)$69.82
Total due$854.32
Pay to: Card or check. Ask about our yearly maintenance plan. · Reference: INV-001Customer signature: ____________________

Example with sample details. Yours will show your business and customer.

How to write an HVAC invoice

  1. 1

    Record the equipment

    Note the make, model and size of the unit in the notes. It saves time on the next visit and helps with warranty claims.

  2. 2

    Bill the diagnostic visit

    Put the service call on its own line. Many companies credit it toward the repair if the customer goes ahead.

  3. 3

    Separate labor and parts

    List each repair with hours and each part with its price, including refrigerant by the pound.

  4. 4

    Add warranty and recommendations

    State the labor warranty and anything you recommend fixing before it fails.

  5. 5

    Offer a maintenance plan

    Mention your yearly plan on the invoice. It is the easiest time to sell it.

What to include on a hvac invoice

  • License number and business details
  • Service address, visit date and job reference
  • Equipment make, model and size
  • Service call, labor and parts with prices
  • Refrigerant type and pounds added
  • Warranty, recommendations and payment methods

Pricing tips for HVAC technicians

Use a flat-rate price book

Flat prices for common repairs like capacitors, motors and drain line clears keep pricing consistent across technicians.

Price refrigerant by the pound

Refrigerant costs change and customers increasingly ask about it. A clear per-pound line avoids questions.

Charge peak-season and emergency rates

After-hours and same-day emergency calls during heat waves can carry a higher service fee.

Questions HVAC technicians ask

What should an HVAC invoice include?

Business details and license number, service address and date, equipment details, service call fee, labor, parts, refrigerant used, tax, warranty, payment methods and due date.

Should I list refrigerant separately?

Yes. Show the refrigerant type and how many pounds you added on its own line. It is a common question and some regions require records of it.

Can I use this for maintenance plan visits?

Yes. Add the tune-up as one line and any extra repairs below it. Mark the plan visit as zero if it is already prepaid.

Is this template really free?

Yes. Fill it in online and download PDF, Word or Excel as often as you like. There is no sign-up, no watermark and nothing to install. Your details stay in your own browser.

Templates for other trades

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