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Air handler
Videos
An air handler, or air handling unit, is a device used to regulate and circulate air as part of a heating, ventilating, and air-conditioning system. An air handler is usually a large metal box contain
An air handling unit; air flow is from the right to left in this case. Some AHU components shown are 1 – Supply duct 2 – Fan compartment 3 – Vibration
An air handling unit; air flow is from the right to left in this case. Some AHU components shown are 1 – Supply duct 2 – Fan compartment 3 – Vibration isolator ('flex joint') 4 – Heating and/or cooling coil 5 – Filter compartment 6 – Mixed (recirculated + outside) air duct
A rooftop packaged unit or RTU
A rooftop packaged unit or RTU
An RTU viewed from inside with supply diffusers and return vent (center right)
An RTU viewed from inside with supply diffusers and return vent (center right)
Duct (flow)
Videos
Ducts are conduits or passages used in heating, ventilation, and air conditioning to deliver and remove air. The needed airflows include, for example, supply air, return air, and exhaust air. Ducts co
Air handler
…metal box containing a blower, furnace or A/C elements, filter racks or chambers, sound attenuators, and dampers. Air handlers usually connect to a ductwork ventilation system that distributes the conditioned air through the building and returns it to the AHU, sometimes exhausting air to the atmosphere and…
Ducts for air pollution control in a 17000 standard cubic feet per minute regenerative thermal oxidizer (RTO).
Ducts for air pollution control in a 17000 standard cubic feet per minute regenerative thermal oxidizer (RTO).
A round galvanized steel duct connecting to a typical diffuser
A round galvanized steel duct connecting to a typical diffuser
Fire-resistance rated mechanical shaft with HVAC sheet metal ducting and copper piping, as well as "HOW" (Head-Of-Wall) joint between top of concrete
Fire-resistance rated mechanical shaft with HVAC sheet metal ducting and copper piping, as well as "HOW" (Head-Of-Wall) joint between top of concrete block wall and underside of concrete slab, firestopped with ceramic fibre-based firestop caulking on top of rockwool.