Barometric damper apparatus
Barometric damper with magnetic latch
Barrier device to surround air delivery structures
Bi-directional connections for daisy-chained dampers
Blackout panels
Blow out grill and air conditioning ventilating system using...
Blower terminal for a building ventilation system
Blowing direction control device for an air conditioner
Boot hanger mounting bracket
Boot hanger mounting bracket
Box- or screen-like supply air terminal device and a nozzle modu
Building interior air pressure control system
Building ventilation air inlet assembly
Bypass damper in series-type ventilation fan
Cabinet for air handling equipment
Ceiling fan with an air diffuser system
Ceiling mounted forced air vent humidifier and draft control dev
Ceiling outlet
Ceiling outlet
Ceiling vent assembly