Did you know if you replace the air filters in your home heating and cooling units every 2 months you could save $100.00 on your electric bill every year? These relatively cheap filters take about 10 minutes to replace. When clogged, your systems have to work harder and longer thus using more energy. If you are unsure how to do this, there’s a YouTube video that will show you step-by-step. Search the web to find a site that sells filters in bulk and much cheaper!