The Guardian Maintenance Plan For Business:

Two visits that include,

Fall /Winter:

  • Complete System Safety Inspection.

  • Inspect vent system condition.

  • Inspect heat exchanger.

  • Check/Adjust manifold (gas) pressure.

  • Inspect ignition system.

  • Clean flame sensor.

  • Check emergency heat operation (heat pumps)

  • Monitor the safety switches.

  • Change filter-standard filter included.

  • Test thermostat- change batteries

Spring / Summer

  • Clean outdoor condenser coil

  • Inspect indoor evaporator coil for proper air flow.

  • Change Filter – 1" standard filter is included

  • Inspect contactor for wear.

  • Clear condensate drains line.

  • Inspect condensate pump for proper operation.

  • Check compressor amps for proper operation.

  • Inspect duct and insulation coverage.

  • Weed control treatment around condenser.

  • Check refrigerant levels.

  • Test thermostat- change batteries

Additional Services for our commercial customers:

We offer additional filter changes in-between our regular visits, call today for a free evaluation of your business and how maintaining your heating and air conditioning system could ultimately save you money. 

Filter Changes

  • monthly

  • quarterly

Does your Landlord require you to have a Maintenance plan?

If so, you are at the right place.

Our Guardian Maintenance Plan is what you've been looking for. We are a professional service that takes into consideration how hard you work for your business. We will do our very best to keep any interruptions to a minimum and take great care while we are a guest at your facility. All technicians at Comfort Shield are trained to keep work areas clean and to respect your employees and customers. Keeping the heating and air equipment clean and the filter changed will reduce repair cost substantially and aid in reducing the power consumption at your facility.


We service and repair all brands and models of A/C, furnace, and heat pump equipment. We provide warranty work on all brands, no matter who installed your equipment. Our technicians are experienced, which means you are not limited and have a choice for quality heating and air conditioning repairs in Metro Atlanta and North Georgia.


With Comfort Shield, there is no guesswork on repair pricing. Our experienced technicians diagnose the problem, use our mobile database for the repair price, and present it to you for approval before beginning work. No made up prices. No guesswork. All repairs are industry standard flat rate, so we can take as long as we need to repair it right the first time. You make an informed decision, and our technicians can focus on you and your heating or air conditioning system. Our paperless system sends invoices right to your inbox with no paperwork to lose. 


We take the time to make sure all jobs, big or small, are done right, on time, and within your budget. You will see this quality work from the way we diagnose the right repairs to the way we respect your business by ensuring cleanliness on all jobs. We will repair your heating and air conditioning system promptly and keep you informed along the way. We would be honored to have you on our list of satisfied customers.

We are here to serve you!

  • Work Satisfaction Guarantee

  • Fully Insured

  • Workers Comp on every employee


Call Today!


We accept all major credit cards.