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It’s that time of year again. The tree has been decorated, cookies have been baked, festive family photos with my 10 kids have been sent … Read more
Air changes per hour (ACH/ACPH) simply describes how many times the quantity of air in a room (or structure) is completely replaced per hour. If … Read more
If you don’t use a scale every time you add or remove refrigerant, I suggest you begin doing so immediately, if not sooner. Weighing in … Read more
As you all know, the HVACR Training Symposium is one of my favorite events of the year. It’s a special time when some of the … Read more
1,002 visitors & 3,849 visits as of July 29, 2023! Thank you to all that have taken the time to visit the new website for … Read more
Co-Founder and President at Kalos Services, Bryan Orr has been involved in HVAC training for over 13 years. Bryan started HVAC School to be free … Read more
The 2nd Annual HVACR Training Symposium was held March 11 through 13, 2021 at the Kalos Services headquarters in Clermont, FL. Organized by Bryan Orr, … Read more
