Well mainly it s a way to save space.
Hot attic air conditioning.
An unventilated attic can reach 150 degrees in the heat of summer 50 degrees higher than it should be.
So why put an hvac system up in the attic at all.
With that said a room air conditioner with just a nominal or average cooling capacity even if rightly sized will be forced to work harder.
Intake vents located at the lowest part of the roof under.
In fact most of the time the temperature inside an attic is even hotter than the outside climate.
And it can cause your air conditioner to work harder than it needs to and send your energy bills soaring with the temperature.
Typically this indoor unit gets placed in a cabinet or closet somewhere inside.
Low cfm similar to a bathroom vent 300cfm and only in the hot spots basically by adding an inline ducting fan to the return ducts for the hotspot rooms.
An outdoor unit which houses the fan condenser and compressor and an indoor unit which holds the evaporator and fan.
Most updated central air conditioned homes have a new air conditioner split system meaning the ac is broken up into parts.
Cool air in hot air out attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents.
An overheated attic can bake asphalt shingles on the roof and cause them to deteriorate.
It s a standalone unit that s about two feet tall and 18 inches wide and has wheels for mobility.
A portable air conditioner is the easiest solution for cooling your attic.