Engineers retrofitting non-air conditioned schools to variable refrigerant flow (VRF) the last few years have relied on centralized packaged DOAS to comply with ASHRAE 62.1 outdoor air standards.

SUWANEE, Ga.--(BUSINESS WIRE)--Mitsubishi Electric Cooling and Heating Solutions (Mitsubishi Electric) announced today that the CITY MULTI ® VRF Dedicated Outdoor Air System (DOAS) has won the 2011 ...

ALPHARETTA, Ga., Aug 4, 2021 /PRNewswire/ -- LG Air Conditioning Technologies USA has introduced two new split Dedicated Outdoor Air System (DOAS) units, enabling building owners and facility managers ...

SHOW AND TELL: Samsung demonstrated its Wind-Free products at the 2019 AHR Expo in Atlanta by displaying wall-hung units in enclosed areas within its booth. Attendees could step inside and experience ...