Various areas of the U.S. HVACR industry are considering variable refrigerant flow (VRF) technology these days. For example, ASHRAE added a chapter on VRF systems in the 2012 edition of the ASHRAE ...
Indoor units are available in wall-mounted, ceiling cassettes, consoles, universal floor/ceiling, and ducted type units. “Commercial VRF systems are growing in popularity due to their efficiency and ...