HVAC Service Agreement Template

Why You Need an HVAC Service Agreement

Most HVAC companies survive on a feast-or-famine cycle. Summer and winter are slammed with emergency calls. Spring and fall are slow enough to make payroll stressful. Service agreements break that cycle by creating a base of scheduled work that fills your shoulder seasons and generates repair revenue year-round.

But the financial case goes deeper than smoothing revenue. Here are the three reasons every HVAC contractor with more than two trucks should be selling service agreements.

1. Liability Protection

A service agreement defines exactly what you will do and what you will not do. When a compressor fails three months after your maintenance visit, the agreement language determines whether that is a warranty call or a billable repair. Without a written agreement, you are arguing from memory about what you promised during a phone conversation. The agreement puts it in writing: you inspected the system, documented its condition, and the failure was not caused by the maintenance you performed.

The agreement also limits your liability for consequential damages. If a system failure causes water damage, mold, or lost business income, the liability clause caps your exposure at the agreement value or the cost of the repair — not the $40,000 in water damage the homeowner is claiming.

2. Revenue Predictability

A book of 150 service agreements at an average of $279/year generates $41,850 in predictable annual revenue. That number does not fluctuate with weather, housing starts, or economic conditions. It shows up every year as long as you retain the customers. And retention rates on service agreements run 80-90% annually when the service is good.

More importantly, every maintenance visit is a sales opportunity. Your technician inspects the system, finds a worn contactor or a dirty evaporator coil that needs chemical cleaning, and presents the repair. Industry data shows technicians find billable repairs on 30-40% of maintenance calls, with an average ticket of $250-$400. That is an additional $11,000-$24,000 per year in repair revenue from 150 agreements.

3. Customer Retention and Replacement Sales

An HVAC system lasts 15-20 years. Without a service agreement, you install the system and lose the customer until it fails. With an agreement, you visit twice a year, build a relationship, and document system decline. When the 14-year-old heat pump starts showing its age, you are the one having the replacement conversation — not the three other contractors the customer would have called if they had no existing relationship with you.

The average residential HVAC replacement is $8,000-$15,000. One equipment sale per 50 agreement customers per year pays for the entire program and then some.

Complete HVAC Service Agreement Template

Customize the placeholders in brackets for your company. Have your business attorney review the liability and warranty sections before using this with customers. This template is designed for residential and light commercial HVAC service agreements.

HVAC SERVICE AGREEMENT

Agreement Number: [SA-XXXX]
Effective Date: [Start Date]
Expiration Date: [Start Date + 12 months]

PARTIES
Service Provider: [Your Company Name]
License #: [State HVAC License Number]
Address: [Company Address]
Phone: [Company Phone]
Email: [Company Email]

Customer: [Customer Name]
Service Address: [Property Address]
Phone: [Customer Phone]
Email: [Customer Email]

PLAN SELECTED:  [ ] Basic   [ ] Standard   [ ] Premium
Annual Fee: $[Amount]
Payment Schedule: [ ] Annual (paid in full)  [ ] Quarterly  [ ] Monthly

================================================================
SECTION 1: EQUIPMENT COVERED
================================================================

System 1:
  Type: [Central A/C / Heat Pump / Furnace / Mini-Split / Package Unit]
  Manufacturer: [e.g., Carrier / Trane / Lennox / Goodman / Rheem]
  Model Number: [Outdoor unit model]
  Serial Number: [Outdoor unit serial]
  Tonnage/BTU: [X tons / XX,000 BTU]
  Refrigerant Type: [R-410A / R-22 / R-32]
  Approximate Age: [X years]
  Location: [Exterior pad / Rooftop / Attic / Basement]

  Indoor Unit:
  Type: [Furnace / Air Handler / Fan Coil]
  Model Number: [Indoor unit model]
  Serial Number: [Indoor unit serial]
  Fuel Type: [Natural Gas / Propane / Electric]

System 2 (if applicable):
  [Repeat fields above for additional systems]

NOTE: Additional systems may be added for $[XX] per system per year.
Equipment not listed above is NOT covered under this agreement.

================================================================
SECTION 2: MAINTENANCE VISITS INCLUDED
================================================================

SPRING VISIT (March - May): Air Conditioning Tune-Up
  - Check and record refrigerant levels and pressures
  - Inspect refrigerant lines for leaks (visual and electronic detection)
  - Clean condenser coil (exterior rinse)
  - Inspect and clean evaporator coil (accessible surfaces)
  - Clear condensate drain line (flush with solution)
  - Test condensate pump operation (if applicable)
  - Inspect and tighten all electrical connections
  - Measure voltage and amperage on motors and compressor
  - Test capacitor(s) with meter — record microfarad readings
  - Inspect contactor for pitting or burning
  - Lubricate moving parts (motors, bearings) as needed
  - Inspect and replace air filter (standard 1" filter included;
    media filters and specialty filters billed separately)
  - Calibrate thermostat and verify operation in cooling mode
  - Test safety controls and limit switches
  - Measure supply and return air temperatures (delta-T)
  - Inspect ductwork connections at unit for air leaks
  - Inspect disconnect and breaker for proper sizing
  - Provide written report with findings and recommendations

FALL VISIT (September - November): Heating Tune-Up
  - Inspect heat exchanger for cracks (visual and camera where accessible)
  - Test gas valve operation and gas pressure (natural gas / propane)
  - Clean and inspect burners — check flame pattern and color
  - Test ignition system (hot surface igniter / electronic ignition)
  - Inspect flue pipe and draft for proper venting
  - Test carbon monoxide levels at register and flue
  - Inspect and tighten all electrical connections
  - Measure voltage and amperage on blower motor
  - Test capacitor(s) — record microfarad readings
  - Lubricate blower motor and bearings as needed
  - Inspect and replace air filter (standard 1" included)
  - Calibrate thermostat and verify operation in heating mode
  - Test safety controls: high limit, flame sensor, rollout switch
  - Test heat pump defrost cycle (heat pump systems only)
  - Inspect auxiliary / emergency heat operation (heat pump only)
  - Measure supply and return air temperatures
  - Provide written report with findings and recommendations

================================================================
SECTION 3: PLAN BENEFITS BY TIER
================================================================

                         BASIC      STANDARD     PREMIUM
Maintenance visits/yr      1            2            2
Spring A/C tune-up         --          YES          YES
Fall heating tune-up      YES          YES          YES
Priority scheduling        --          YES          YES
Emergency response time   N/A       24 hours     4 hours
Diagnostic fee waived      --           --          YES
Parts discount             --          10%          15%
Labor discount             --           --          10%
Standard filters incl.    YES          YES          YES
No overtime charges        --           --      After-hours
                                                 at regular
                                                   rate

================================================================
SECTION 4: EMERGENCY AND REPAIR SERVICE
================================================================

4.1 EMERGENCY SERVICE
  Standard and Premium plan members receive priority scheduling
  ahead of non-agreement customers. Premium members receive a
  guaranteed [4-hour / same-day] response during business hours
  (Monday-Friday, 7:00 AM - 6:00 PM).

  After-hours emergency service (evenings, weekends, holidays):
  - Non-agreement customers: $[XXX] diagnostic + overtime labor rates
  - Basic plan: Standard after-hours rates apply
  - Standard plan: Standard after-hours rates apply, priority queue
  - Premium plan: No overtime surcharge — regular labor rates apply

4.2 REPAIR SERVICE
  Repairs identified during maintenance visits or service calls
  will be quoted separately unless covered under plan benefits.
  Customer authorization is required before any repair work begins.

  Applicable discounts (see Section 3) will be applied automatically.

4.3 NOT INCLUDED IN ANY PLAN
  - Complete system replacement or major component replacement
    (compressor, heat exchanger, evaporator coil, condenser coil)
  - Ductwork repair, replacement, modification, or cleaning
  - Refrigerant recharge beyond [X] pounds per visit
  - Repairs caused by power surges, lightning, flooding, or acts of God
  - Repairs caused by other contractors, unauthorized modifications,
    or improper use
  - Code upgrades or modifications required by local authority
  - Thermostat replacement or upgrade
  - Zoning system repairs or modifications
  - Indoor air quality equipment (UV lights, humidifiers, air purifiers)
    unless separately listed under Equipment Covered
  - Systems with pre-existing conditions identified at initial inspection

================================================================
SECTION 5: PAYMENT TERMS
================================================================

5.1 Annual payment: Due on agreement effective date. Full year
    paid in advance. No refunds after first maintenance visit
    has been performed.

5.2 Quarterly payment: Due on the 1st of each quarter beginning
    on the effective date. Four equal payments of $[Amount].

5.3 Monthly payment: Due on the 1st of each month. Twelve equal
    payments of $[Amount]. Requires credit card or ACH on file.

5.4 Late payment: Payments more than 15 days past due will result
    in suspension of priority scheduling and plan discounts.
    Payments more than 30 days past due will result in agreement
    cancellation.

5.5 Returned payments: A $[25-35] fee applies to returned checks
    or declined electronic payments.

================================================================
SECTION 6: CANCELLATION POLICY
================================================================

6.1 Customer may cancel this agreement at any time with 30 days
    written notice to the Service Provider.

6.2 If cancelled before any maintenance visits have been performed,
    a full refund will be issued minus a $[50] administrative fee.

6.3 If cancelled after one or more maintenance visits have been
    performed, the refund will be calculated as:
    Amount Paid - (Number of visits performed x $[149] per visit rate)
    - $[50] administrative fee.
    If this calculation results in a negative amount, no additional
    payment is due from the Customer.

6.4 Service Provider may cancel this agreement with 30 days written
    notice if: the covered equipment is found to be unsafe and the
    Customer refuses recommended repairs, or the Customer is in
    breach of payment terms.

================================================================
SECTION 7: LIABILITY AND WARRANTY
================================================================

7.1 WORKMANSHIP WARRANTY
    Service Provider warrants that all maintenance and repair work
    performed under this agreement will be completed in a
    professional and workmanlike manner in accordance with
    applicable codes and manufacturer specifications.

7.2 LIMITATION OF LIABILITY
    Service Provider's total liability under this agreement shall
    not exceed the annual agreement fee paid by Customer, or the
    cost of re-performing the deficient service, whichever is greater.

    Service Provider is NOT liable for:
    - Equipment failure due to age, wear, manufacturing defects,
      or conditions not discoverable during standard maintenance
    - Damage caused by power surges, lightning, flooding, freezing,
      or other events beyond Service Provider's control
    - Consequential damages including but not limited to: property
      damage, lost business income, temporary housing costs, food
      spoilage, or personal injury
    - Pre-existing conditions in equipment or ductwork

7.3 MANUFACTURER WARRANTY
    This agreement does not replace, extend, or modify any
    manufacturer warranty on covered equipment. Service Provider
    will perform maintenance in accordance with manufacturer
    specifications to maintain warranty eligibility.

7.4 INDEMNIFICATION
    Customer agrees to provide safe and reasonable access to all
    covered equipment. Customer is responsible for disclosing known
    hazards including but not limited to: asbestos, mold, structural
    deficiencies, animal infestations, or chemical storage near
    equipment.

================================================================
SECTION 8: GENERAL TERMS
================================================================

8.1 This agreement automatically renews on the anniversary date
    unless either party provides 30 days written notice of
    non-renewal. Pricing may be adjusted at renewal with 30 days
    advance notice.

8.2 Service Provider may assign trained subcontractors to perform
    maintenance visits. All subcontractors will be licensed and
    insured.

8.3 Customer agrees to maintain a clear path of access to all
    covered equipment. If a technician cannot safely access
    equipment, the visit will be rescheduled and counts as a
    completed visit if the access issue is not resolved within
    30 days.

8.4 This agreement constitutes the entire understanding between
    the parties. Modifications must be in writing signed by both
    parties.

8.5 Governed by the laws of the State of [State].

ACCEPTED BY:

Customer: _________________________ Date: _________
Service Provider: _________________________ Date: _________

Pricing Your HVAC Service Agreements

Pricing a service agreement wrong is worse than not having one. Charge too little and you lose money on every visit. Charge too much and nobody signs up. The right price covers your fully burdened cost with a margin that makes the program worth running.

The Premium tier has the highest margin because the added benefits (priority scheduling, waived diagnostic fee, parts/labor discount) cost you very little to deliver but have high perceived value to the customer. Priority scheduling just means you call agreement customers first — it does not add labor. Waived diagnostic fees only matter when the customer has a problem, and you are making money on the repair anyway.

How to Calculate Your Break-Even Per Agreement

Know your numbers before you set prices. Here is the math for a standard two-visit agreement.

Example: Your technician earns $32/hour burdened. Each maintenance visit takes 1.5 hours on site plus 0.5 hours drive time. Filter and consumables cost $12 per visit. Admin time (scheduling, invoicing) is 15 minutes at $25/hour.

• Labor per visit: $32 x 2 hours = $64
• Materials per visit: $12
• Admin per visit: $6.25
• Cost per visit: $82.25
• Two visits annually: $164.50
• Break-even for Standard plan: $165

At a Standard plan price of $299, your gross profit per agreement is $134.50 — a 45% margin. That seems modest until you multiply it by 200 agreements: $26,900 in annual gross profit from the agreement fees alone, before any repair revenue.

Multi-System Pricing

Most homes have one system, but many have two (upstairs/downstairs split) and some commercial properties have three or more. Charge a per-system adder rather than a flat rate per property. The typical adder is $100-$150 per additional system per year. This is profitable because the technician is already on site — the incremental time to inspect a second system is 45-60 minutes, not a full visit.

Track Every Agreement with BuildFolio

Selling service agreements is step one. Tracking renewal dates, scheduling visits, and measuring per-agreement profitability is where most HVAC companies fall apart. BuildFolio handles the back office so you can focus on the work.

• Agreement Dashboard: See active agreements, upcoming renewals, and lapsed customers in one view. Know exactly which agreements are due for maintenance visits this month.
• Per-Agreement Profit Tracking: Track agreement fees, maintenance visit costs, and repair revenue per customer. See which tier is most profitable and which customers generate the highest total revenue.
• AI Photo-to-Quote: Technician photographs equipment during maintenance, and BuildFolio reads model/serial numbers and pre-fills repair quotes. No more handwritten notes that get lost in the truck.
• Automated Reminders: Customers get maintenance scheduling reminders. You get renewal alerts 60 days before expiration so you can upsell or retain.

Converting One-Time Customers to Service Agreements

The template is only useful if you can sell it. Here are the five highest-converting moments and methods for getting customers onto service agreements.

1. After Every Repair Call

This is the single highest-conversion opportunity. The customer just experienced a breakdown, waited for service, and paid a repair bill. They are motivated to prevent it from happening again. Your technician presents the agreement at the end of the call: “This repair was $387. A service agreement would have caught the failing capacitor during the spring tune-up before it took out your compressor contactor. The Standard plan is $299 per year and includes two full tune-ups plus 10% off parts. Want me to sign you up today?”

Close rate on post-repair presentations: 15-25% when technicians are trained and the pitch is specific to what just broke.

2. At the End of Every Installation

A customer who just spent $10,000 on a new system is highly receptive to protecting that investment. Present the agreement as part of the installation closeout: “Your manufacturer warranty requires annual professional maintenance to stay valid. Our Standard plan covers both tune-ups for $299/year and keeps your warranty active. Most customers start with the Standard plan.” Framing it as warranty protection shifts the conversation from optional to necessary.

Close rate on new installs: 30-50% when presented as part of the installation package.

3. Seasonal Direct Mail

Two weeks before the cooling season and two weeks before the heating season, mail a postcard to every customer in your database who does not have an active agreement. The message is simple: “Your HVAC system needs a tune-up before [summer/winter]. Our service agreement includes [X] annual tune-ups, priority scheduling, and parts discounts starting at $149/year. Call [phone] or visit [URL] to sign up.” Direct mail to existing customers converts at 3-5% — far higher than cold mail — because they already know and trust you.

4. The First-Year Discount

Offer new agreement customers a discount on their first year: waive today’s diagnostic fee, take $50 off the first year, or include a free indoor air quality add-on. The discount gets them in the door. Renewal rates on year-two agreements (at full price) run 80-90% because the customer has experienced the value. The first-year discount pays for itself in year-two renewals and repair revenue.

5. Tiered Presentation

Always present all three tiers. Research on pricing psychology consistently shows that offering three options pushes most buyers to the middle tier. If you only offer one plan at $299, customers compare $299 to $0 (not buying). If you offer Basic at $179, Standard at $299, and Premium at $449, the Standard plan looks like the reasonable middle ground. Most HVAC companies report 55-65% of sign-ups go to the Standard tier when all three are presented together.

HVAC Service Agreement FAQ