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How A/C Works

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You either have an air conditioner or heat pump system cooling to your home.  Both systems operate in almost identical ways when it comes to the cooling season.  These units (called condensing units) are located on the exterior of your …

Whole-House Approach To Comfort & Efficiency

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The concept of your entire home as having an impact on your heating/cooling system’s efficiency and comfort is an important one.  The purpose of this blog is to help you understand how every aspect of your home impacts the energy …

What is a Zoning System?

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A zoning system is meant to improve many of the comfort issues you experience while also improving energy efficiency.  The design of some homes may cause challenges with comfortably heating/cooling certain rooms or even entire floors.  Examples may be rooms …

Do Whole House Humidifiers Work?

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Have you ever considered whether or not you need a whole house humidifier? A humidifier might be a great addition to your whole home comfort system if you: Find yourself zapped by static shock Wake up in the morning with …

Courteous Respectful Professionals

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We understand that we are guests in your home. Drop cloths and boot covers and special care are taken while in your home.

We are here to help

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GAC is on time, reliable and focused on getting the job done right the first time.

Our Guarantee

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Everything we do is designed around building and developing long-term relationships.

Comfortable Pricing Plans

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You can have confidence in our customer service team. We have a completely integrated dispatching system that connects all of our technicians to our central office.

What Is a Zoning System?

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Time to tune up your heating system before the winter months.

Rockville Air Condition Check-up

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Spring blew through like a lion this year again in Rockville and if you were like many home owners and tested your air condition this past week. You might have found its not as cold as it was last year? …

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The information on this website is for informational purposes only; it is deemed accurate but not guaranteed. It does not constitute professional advice. All information is subject to change at any time without notice. Contact us for complete details.