This article was written by Regan Murphy. Thanks, Regan! Disclaimer: Any percentages used are the opinion of the author and not based on any actual facts. You are probably already used to getting the model and serial numbers of the equipment. You may have even made a habit of getting the part number, but there […]

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 you have a 10'x10'x10′ room, the room contains 1000 cubic feet of air. If the supply and return to the room is supplying a balanced 100 CFM (cubic feet per […]

Recovering refrigerant sounds like an easy task at first, especially with digital recovery machines and large hoses at our disposal. Unfortunately, we all know that filling the tanks is more complicated than it seems.  If you want to recover refrigerant and store it in a tank safely, you’re going to have to do some math. […]