(636) 240-4739 / Family Run Business since 1961
American Standard AC

American Standard systems can maximize the benefits of Instant savings and potentially save an additional $900 through Ameren Missouri rebates, it’s advisable to contact Quality Appliance Service at 636-240-4739, an authorized American Standard dealer. Their licensed experts can evaluate your home or business’s specific requirements and offer tailored recommendations for the ideal system.

Roof Top Units

Roof top units

Minisplit outdoor unit

Why Buy Mitsubishi Heat Pumps


Mitsubishi heating and air conditioning units truly stand out from the rest. Unlike the generic, inexpensive units you might come across at big box stores or online, Mitsubishi units are in a league of their own. They’ve earned their number one ranking for several reasons, primarily because they offer a remarkable combination of quiet operation and exceptional durability, outlasting their competitors.

Whether you’re looking to install heat pump units in an existing building or new construction, Mitsubishi systems offer unparalleled versatility. They are particularly well-suited for situations where you’re expanding your home or office and wish to avoid the extensive installation of duct work. Thanks to their user-friendly setup and the convenience of remote drain pumps, these units can be placed virtually anywhere. Imagine transforming your garage into a comfortable getaway room or a functional workshop. Instead of enduring sweltering heat during the summer or frigid cold in the winter, you can enjoy a pleasant and controlled environment, even when the outdoor temperature is extreme.


AprilAire 600 Humidifier

When external temperatures fluctuate, you’ll need to constantly tweak the settings to avoid excessive or insufficient indoor humidity levels. All these inconveniences disappear with Aprilaire Humidifiers. Featuring a digital readout, you won’t need to guess the humidity level; you’ll see it clearly. Choose the automatic controller, set it, and let it take care of the rest.


Aprilaire is the only one that offers fully automatic digital humidifier control.