Compressibility is the ability of a substance to be squeezed into a smaller volume. It is the change in volume and increase in density that results from an increase in pressure. The subject of compression should be familiar to HVAC techs. After the return air passes over the boiling refrigerant in the evaporator coils, the […]

When I was younger, I used to play and watch golf quite often. My father enjoys golf, and he would take me with him on many of his Saturday morning rounds. As a kid, it was all about DISTANCE. All I cared about was how far I could whack the ball with a driver—ESPECIALLY when […]

The price of R22 is getting ridiculous, and one of the #1 requests I have been getting is for recommendations on other refrigerants to use in place of R22 and best practices, so here we go. No, you shouldn't mix There are NO refrigerants that you are supposed to use to top off an R22 […]