New EPA guidelines require new HVAC systems to use certain refrigerants, which will increase the cost of new systems by 30-50 ...

An air conditioning, heating and refrigeration (AHR) technician is trained to design, install and service air conditioning, heating and refrigeration equipment in residential and light commercial ...

Northern Wholesale Supply, a Lino Lakes-based distributor of recreational vehicle parts, has been sold. Legal filings put the price tag at $28 million. Northern Wholesale Supply, a Lino Lakes ...

Willis Haviland Carrier designed and launched the first-ever air conditioning system in July 1902. For its time, it was an absolutely revolutionary innovation in technology that fundamentally ...