HVAC Service Estimate + Invoice + Preventive Maintenance Agreement Bundle

Turn HVAC service calls into a clearer estimate, cleaner invoice, and more consistent preventive-maintenance workflow.

The **HVAC Service Estimate + Invoice + Preventive Maintenance Agreement Bundle** is a Sharpline business system for heating and cooling contractors who need the documents behind a professional service relationship—not just a blank invoice. The editable Excel workbook connects a price list, customer estimate, invoice balance, covered-equipment register, preventive-maintenance task library, service history, dashboard, and checks. The companion Word agreement defines the recurring service plan, included task categories, corrective-work boundaries, payment terms, customer responsibilities, limitations, and signatures.

What’s inside

• **HVAC-Service-Estimate-Invoice-Maintenance-Agreement.xlsx** with Read Me, Estimate, Invoice, Maintenance Plan, Service History, Price List, Dashboard, and Checks tabs.
• Estimate line items for diagnostics, seasonal tune-ups, filters, coils, condensate drains, thermostat controls, electrical inspection, and recommended corrective work.
• Invoice calculations for subtotal, tax, invoice total, amount paid, balance due, payment status, and next service date.
• Equipment register for air handlers, split AC systems, furnaces, heat pumps, mini-splits, and other covered equipment.
• Preventive-maintenance task library covering controls, electrical connections, drainage, filters, coils, blower/fan, refrigerant diagnostics, heating safety, ductwork, and performance observations.
• **HVAC-Preventive-Maintenance-Agreement.docx** with equipment register, visit frequency, included-scope table, service process, corrective-work boundaries, fees, renewal, customer responsibilities, limitations, and signatures.
• **HVAC-Preventive-Maintenance-Agreement.pdf** reference export for customer review and distribution.
• Dashboard, Checks tab, README, and four Sharpline mockups.

Built for

HVAC contractors, residential heating-and-cooling companies, commercial service providers, maintenance-plan operators, owner-operators, and small teams standardizing estimates, recurring service, and follow-up documentation.

How it works

Replace the amber Price List assumptions first. Complete the Estimate with equipment, selected services, quantity, rate, tax, deposit, scope notes, and approval status. Review the linked Invoice, enter payment information, and record the next service date. Add the actual covered equipment and selected maintenance tasks in Maintenance Plan, then log each completed visit in Service History. Use Dashboard and Checks after changing assumptions.

Why this is different

The workbook keeps the service chain visible: **equipment + selected service + quantity + rate → estimate total → invoice balance → next maintenance date**. The agreement then gives the recurring work a clear scope, separates preventive maintenance from separately quoted corrective repairs, and provides customer responsibilities and renewal terms that can be adapted to the actual HVAC business.

Format

Editable Microsoft Excel (`.xlsx`) workbook, editable Microsoft Word (`.docx`) agreement, and PDF reference export.

Important note

Rates, intervals, task selections, and examples are illustrative. Replace them with your own pricing, manufacturer instructions, local tax policy, licensing/code requirements, insurance requirements, and qualified-technician procedures. This is an organizational business template, not legal, engineering, code, safety, tax, or professional HVAC advice. Have the agreement reviewed before use.