Each plan includes 2 PREMIUM

Preventative Maintenance Inspections

•$259.00 1st. System

•$199.00 for Each Additional System


•2 PREMIUM Preventative Maintenance Inspections

•Guaranteed 24 Hour Response

•Wash and wax equipment

•30% off duct cleaning

•20% off parts and filters 

•10% Emergency, Holiday and After Hours Calls

•5% off Replacement.


Let Gunlock Heating and Air Take Care of Your Heating and Cooling Systems 365 Days a Year

•$205.00 1st. System 

•$145.00 for Each Additional System


2 PREMIUM Preventative Maintenance Inspections

First of the Line Scheduling

Wash & Scrub equipment

20% off duct cleaning

15% off parts and filter

•3% off Replacement





  • Light Indoor Coil Cleaning
  • Proper Refrigerant Charge
  • Light Outdoor Coil Cleaning
  • Electrical Connections
  • Blower Assembly

We Sell and Service Most Brands. Gunlock is the Area's Primary Source for Geo-Thermal Systems and Whole House Generators!

Schedule Your Appointment Today!

Each plan provides scheduled service care, weather permitting, to help maintain the efficient performance of your heating and air conditioning system. This may help prevent costly repair bills during extreme weather when service is difficult to obtain and these plans are specifically designed to check the safety of your equipment to assure that it is in proper working condition.

At Gunlock Heating and Air, We Care About Your Air! 

Inspections Include:

•$145.00 1st. System

$96.00 for Each Additional System


2 Preventative Maintenance Inspections

Priority Scheduling 

10% off Duct Cleaning

•10% off Parts and Filters

•3% off Replacement

  • Thermostat Function
  • Proper Voltage Test
  • Motors
  • Heat Exchanger (gas only) 
  • Contactors
  • Proper Function of Secondary Drain

Residential Preventative Maintenance Plans

  • Indoor coil
  • Air filter 
  • Outdoor Coil
  • Heat Strips (electric only)
  • Safety Devices (internal to system) 
  • Proper function of Primary Drain