Comparing this configuration to a solar water heater they make the case that putting air conditioning ducts in a hot attic is an effective way to heat up the conditioned air as it travels from the air handler to the conditioned space inside the home.
Attic ac unit diagram.
An outdoor unit which houses the fan condenser and compressor and an indoor unit which holds the evaporator and fan.
It sits outside on the ground and is typically round or square shaped.
Most updated central air conditioned homes have a new air conditioner split system meaning the ac is broken up into parts.
Attic hvac systems save space.
So why put an hvac system up in the attic at all.
First the air handling unit kicks on drawing room air in from various parts of the house through return air ducts.
The condenser is the outside unit of your air conditioning system.
This is the piece of your air conditioning system that most people never see.
The condenser is a very essential part of your system it s responsible for releasing the heat that your refrigerant has absorbed into the atmosphere.
When the thermostat signals the air conditioning system to lower air temperature a whole sequence of events begins.
This is the secondary condensation pan which is installed under the air handler to save a ceiling.
It s contained in a metal box called a plenum and sits on top of your furnace.
My unit is over 16 years old which is ancient in florida.
Well mainly it s a way to save space.
Notice the drain pan under the air handling unit to catch condensation if the primary pan were to overflow.