The outside unit on your twelve-year-old HVAC system has stopped working — again. Decision time: repair or replace?

Indoor air always contains some organic contaminants, such as viruses, bacteria, fungi, pollen, and human and animal skin cells. They come into your home every time a door or window is opened, catching a ride on a breeze, clothing, and hair, or shed from people and pets.

Routine maintenance of your HVAC system is one of the most effective ways to keep energy costs low throughout the year and avoid costly emergency repairs.

One of the most common questions we are asked is: "How often should I replace my air filter?"