Historically, the dais was a part of the floor at the end of a medieval hall, raised a step above the rest of the room. On this the lord of the manor dined with his friends at the high table, apart from the retainers and servants. In medieval halls there was generally a deep recessed bay window at one or at each end of the dais, supposed to be for retirement or greater privacy than the open hall could afford.
Energy Recovery Ventilators target 300-4,000 cfm HVAC systems.(Dais Expands ConsERV Line of Energy Recovery Ventilators)
Sep 13, 2011; Featuring all aluminum construction with pre-painted double walls and foam insulation, ConsERV G-Series is suited for high rise...