Symmetrical in design, the VAV Flippable Heater can be rotated to fit the requirements and location of the HVAC system, which allows the heater to be mounted in four different positions. ETL listed, ...
For the past 50 years, engineers have been “designing” duct systems. Quite often, they were not actually designing the systems, but were sizing duct the duct according to some rule of thumb. The rules ...