Financing Special

3 year NO INTEREST Financing for the replacement of your HVAC system

No Service Fee

Trip charge waived if and when a repair is made. Does not apply to Emergency Service.

AC Services & Repair offered in Maryland, Virginia & Washington DC.

  • Design and install a new system, adapt your system for a remodel or simply replace your existing system.
  • Design and install a complete conventional or high velocity duct system.
  • Duct Design: Do you have rooms that are cold in the winter and hot in the summer? Is your second floor too warm in the summer? Ask about our Air Diagnostic.
  • Ductless Mini-Split systems are perfect for a basement, converted attic bedroom or garage. These systems allow you to heat and cool a space without installing a duct system.
  • Energy Star High Efficiency AC Systems.
  • High Velocity AC Systems, like SpacePak or Unico, are for homes without existing ductwork. They are a less intrusive alternative to bulky conventional ductwork.
  • Maintenance Plans decrease energy costs as clean equipment runs more efficiently and SAVES YOU MONEY!
  • Manual J Load Calculations determine exactly what size equipment is required to heat and cool your home. We can show you how better windows and insulation make a difference in your cooling load.
  • Programmable Thermostats can save you up to 3% per degree setback on your energy bill.
  • Service and install all types and brands of AC systems. With Thomas E. Clark, Inc. you have the piece of mind knowing that our technicians have vast years of ac repair experience in the field and in the classroom. You will be quoted your options and prices before the work is performed.
  • UV Lights (Ultra-Violet) keep your evaporator coil clean while cleaning the air that passes across it.

“Our job was seamless from start to finish, the estimator made some helpful suggestions, while other contractors had told us to replace vs repair. Your staff were always punctual, professional, courteous and kept us informed throughout the completion of the work. Great job!”

24 Hour Plumbing Service by Master Plumbers Response Time. 301.608.0550