Humidifiers are a big part of HVAC systems in dry locations, especially in the winter. I have no experience with them personally because they aren't prevalent at all in Florida. I asked some of the HVAC School contributors to weigh in with some of their top humidifier tips. Thanks to Nathan Perney, Steve Domansky, and […]

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 […]

There is a common belief in the trade that the higher the subcooling, the better the system efficiency because lower liquid line temperature means less flash gas. This statement is only partially true and can lead to some confusion among techs. Subcooling is a temperature decrease below the condensing temperature of the refrigerant that occurs […]