Keeping your heating and cooling systems in good working order means your utility bills will be lower, your home will be more comfortable, and you'll need to call for repairs less often.

Whether your HVAC comfort system is old or new, in a new or old home, in an apartment or a single-family home, there are many little things you can do to optimize its efficiency and minimize your utility bills.

Millions of Americans work in buildings with mechanical heating, ventilation, and air-conditioning (HVAC) systems; these systems are designed to provide air at comfortable temperature and humidity levels, free of harmful concentrations of air pollutants. While heating and air-conditioning are relatively straightforward operations, the more complex processes involved in ventilation are the most important in determining the quality of our indoor air.

A good air cleaner reduces or removes the irritants that cause allergic symptoms. A whole-house air cleaner that works in conjunction with your forced-air system to provide cleaner air throughout your home.

HVACR mechanical systems are not generators of mold; their metallic surfaces do not provide the organic matter mold needs to grow. However, systems that are not well maintained could support mold growth.

Residential HVAC systems balance temperature and humidity. The best person to design a system appropriate for your climate and your comfort needs is a professional ACCA member contractor.

According to the EPA, the air inside the average home is up to five times more polluted than the air outside. Pollen, dust mites, dirt, and mold spores in your home’s air can cause minor health problems like eye and nose irritation, dizziness, and headaches.