You really have to be careful about your large appliance purchases. If you jump the gun and make an inappropriate selection when it comes to any of your expensive home appliances, you will regret it for the next 10 or 20 years. I never thought that refrigerators were very diverse. I never realized that ovens offered such widely varying features. And I certainly never considered the quality of my indoor air handling devices until it was too late. When I first moved into my house I knew that the HVAC system was going to need an upgrade. My air temperature was consistently fluctuating and my air quality was not reliable. However, I put off at the forced air furnace and air conditioning unit purchase for as long as I could. When I finally called out a professional air quality control dealership and arranged for an HVAC system upgrade I thought that all of my problems were over. Now, my energy Bills should decrease and my indoor air quality should be adequate. However, it wasn’t long before my air conditioning unit started struggling. Every day I felt like I was adjusting the thermostat lower to compensate for the unreliable cooling system. When I finally called my heating and cooling dealership again for a diagnostic appointment, I was extremely disappointed with their feedback. Apparently, I had waited one a week too long to arrange the AC repair. My manufacturer warranty was no longer valid and I had to pay for a full air conditioning service. Don’t put off your heating and cooling inspections… You’ll wind up paying down the road.