When I had my parents over at my place for dinner a little while back, my father actually made a comment about the air quality in my place. This made me a little self-conscious about my HVAC system and the lack of maintenance I had. I decided to call the HVAC company after that to see what I could do about keeping up with good air quality and HVAC system maintenance. I learned that I could get on an HVAC system maintenance plan and I would be able to have everything covered for a reasonable price. I also got some good pointers to invest in high quality air filters and perhaps have a nice air purification system installed. I decided to do these things, because the next time I had my parents over for a visit, I wanted them to be comfortable in my household. The HVAC system maintenance plan was great. I learned that I not only get my regular HVAC system maintenance covered, but I also get priority scheduling when I call in for various needed repairs. Of course, these guys were so great, I hardly ever needed to call for any repairs. They even handled the major system tune-ups before the peak seasons. When my parents came over for dinner again, they were entirely impressed by what I was doing with my HVAC. The air quality was great and with the air purification system, the air was as clean as could be.