Often in commercial HVAC and refrigeration, you'll come across a sight glass/moisture indicator on the liquid line. (Oil sight glasses also exist, but those are different from what I'm talking about today.) Sight Glass The sight glass portion is simple; it's just there to show if the liquid line has a full line of liquid […]

  Every contractor is different. I get that. We don't all need to do everything the same way or include the same services with repairs, but there are some “best practices” that can save you a lot of heartache before, during, and after you make a big repair. Catch it During Diagnosis Let's say you […]

This article is based on the January 28th episode of the HVAC School Podcast: “How to Value Engineer Better w/ Alex Meaney,” Which you can listen to HERE. Simply put, value engineering is the process of finding ways to cut costs out of a project WITHOUT creating quality issues. As Alex stated, 2+2 doesn’t always […]