Become a member today and get annual perks

The Stith Shield Protection Plan is our comprehensive maintenance agreement offering you the peace of mind you need to feel comfortable in your home or business.

Home Interior Photo

Our plan provides two annual visits and includes the following service checks to your HVAC unit:

  • Electrical Connections
  • Fan Belts
  • Air Filters
  • Blow Wheel
  • Condensate Line
  • 22-point inspection for A/C and Heating
  • Thermostat
  • Heat Exchanger
  • Clean Manifold
  • Pilot Assembly
  • Gas Leaks
  • Asbestos
  • Diverter Box
  • Vent System
  • Air Passages

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Join the Stith Shield Proteciton Plan

As a Stith Shield Protection Plan member, you’ll receive the following perks for your HVAC units:


A. One precision tune-up, professional cleaning, and rejuvenation of your air conditioner PLUS, one Safety Check annually.

B. One precision tune-up, professional cleaning, and rejuvenation of your furnace PLUS, one Safety Check annually.

1. Lifespan
Your system can last up to twice as long. It’s like getting TWO air conditioners and TWO furnaces for the price of one. The annual services you receive as part of your Stith Shield Protection Plan membership can double the remaining life of your air conditioner and furnace.

2. Save Money & Save The Earth
Your savings on utility bills can easily pay for the annual service. It’s the closest thing to a guaranteed profit investment. “Residential cooling and heating systems are the #1 users of electricity and gas in America. What if everyone used less energy without sacrificing comfort? Shouldn’t we do it?” Darren Dixon

3. Breakdown-Free Guarantee
Stith Plumbing & HVAC annual service reduces breakdowns so much, we guarantee that if your furnace or air conditioner needs repair while you are a Stith Shield Protection Plan member, the diagnostic and safety inspection will be waived.

4. Premier Client Rewards

As a Stith Shield Protection Plan member, you enjoy special privileges. If you ever need service, you immediately go to the front of the line when setting your appointment.

22-Point Checklist for Air Conditioning and Heating

  1. Clean condenser coils (when needed)
  2. Oil outdoor fan motor
  3. Check Thermostat and system operation
  4. Check Compressor amp draw
  5. Check outdoor fan motor amp draw
  6. Check indoor motor amp draw
  7. Clean indoor coil in place if possible (if impacted-quote cleaning separately)
  8. Clean primary drain pan
  9. Clean drain line
  10. Check drain pan safety switch operation
  11. Check blower wheel
  12. Sanitize air handler (when needed)
  13. Inspect duct-work for contamination
  14. Inspect electrical wiring inside indoor unit
  15. Inspect electrical wiring inside outdoor unit and measure voltage drops across contractors
  16. Oil outdoor fan motor
  17. Complete operation check of unit components
  18. Check refrigerant levels
  19. Test all defrost timers and heaters
  20. Inspect all controls and safety switches
  21. Clean or replace filters as required
  22. TWO (2) Tune-ups per year (Spring/Fall – Summer/Winter)

Before AC Tune-up

before AC tune-up 3 before AC tune-up before AC tune-up 2

After AC Tune-up

after AC tune-up 3 after AC tune-up after AC tune-up 2