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 ...

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

The real cost of skipping commissioning isn't the price of a service call — it's the cumulative drag on building performance ...

UL Solutions says it will expand heat pump testing at its facilities in Texas and Italy to meet rising demand in the heating, ventilation, and air conditioning (HVAC) industry. US electrical standards ...