ENERGY STAR Most Efficient is a new program that identifies the most efficient products among those that qualify for the ENERGY STAR. Each product that receives this recognition demonstrates efficiency performance that is truly exceptional, inspirational, and leading edge.

When properly matched with a variable speed furnace or air handler, your outdoor unit can, in many cases, provide an elevated SEER rating.

Rather than running at one or even two speeds, the 20LX Inverter-Driven Scroll Compressor changes its speed in small, precise increments and adjust cooling up and down like a dimmer switch. So temperatures are held exactly where you want them, even in extremely hot weather.

On Matched Armstrong Air Indoor Coil. Drain pans are infused with an antibacterial agent that destabilizes the membrane of microorganism cells, disrupting the cellular function of odor-causing mold and bacteria so that they can no longer grow or reproduce.

Pair this model with a Pro Series™ variable speed furnace and a Comfort Sync thermostat, for optimum performance. With the Pro Series, you’re in control of every aspect of your home’s climate, as well as your energy costs. Explore the Armstrong Air Pro Series™.

When you pair this model with the Comfort Sync® A3 Thermostat, the system will continuously monitor internal components for optimum performance. Comfort Sync® puts you in total control of your home environment with remote temperature adjustment from anywhere in the world, even your couch, via smartphone app. When Comfort Sync detects that repairs and regular maintenance are needed, it alerts you or your dealer instantly, so your perfect environment never ends.

Puts your system into an enhanced energy-saving modewhen you leave.

Allows you to check and adjust your home’s temperaturefrom anywhere using your laptop, smartphone, tablet orother web-enabled device.

Using its connection to your wireless network, ComfortSync can display a five-day forecast and live weather alerts.

Greatly reduces operating sound so your outdoor entertaining is not interrupted.

High-tech design allows for better sound control and is engineered for long-lasting durability. A heavy-duty insulation guard further reduces noise levels.

The combination of both high and low pressure switches protect the compressor, the heart of the system. High and low pressure switches guard against a variety of conditions to help keep your system running for years.

Your Armstrong Air air conditioner's electronic control system prolongs system life by continuously monitoring internal components for optimum performance and fault prevention

Armstrong Air’s proprietary heat transfer system. The coil features rifled tubing to enhance refrigerant flow, while lanced coil fins increase surface contact between metal and air. They combine for maximum heat transfer and efficiency.

Armstrong Air’s commitment to a better product is backed by a 10-Year Limited Warranty on parts.