Last month, we looked at building pressure essentials to help you understand how they affect HVAC systems and customer comfort. If you remember, the building acts like a duct system and HVAC system ...

Using dry nitrogen to pressure test a system is a very effective method of verifying a system is leak-free. In fact, I believe it is more reliable than using a standing vacuum test typically performed ...

An HVAC pressure sensor is particularly important in the cooling cycle—which includes compression, condensation, expansion, and evaporation—where it helps regulate refrigerant flow. Proper airflow ...

Expanded North American and European testing facilities and capabilities will enable heat pump manufacturers to advance innovations while meeting new regulatory requirements. NORTHBROOK, ...

As our nation slogs through the sweltering dog days of summer, most Americans are reaching for the thermostat. This summer however, that cool, ventilated air poses a greater risk. Health organizations ...

THE U.S. Consumer Product Safety Commission (CPSC), in cooperation with Rehvac Manufacturing Co., of San Antonio, announced a voluntary recall of relief plugs used on nitrous oxide systems and HVAC ...