Here s a report that shows why.
Full house ac unit w attic ducts.
Goodman has become 1 of the largest manufacturers of residential and light commercial air conditioning heating and indoor air quality products and systems by focusing on just 1 thing building the most reliable and refreshingly affordable indoor comfort products in the market.
The condenser in your air conditioner works hard to get rid of heat and pressurize refrigerant for the return trip through your house.
Not only is the furnace and ductwork in this climate zone 4 house located in an unconditioned attic but the homeowner also is dealing with a powered attic ventilator.
The condenser is located outside and the air handler located inside the house attic garage or crawl space.
The evaporator coil is in the air handler.
This unit allows for ground level or rooftop applications.
In it the authors argue that attic ducts kill home efficiency they say that studies show a 20 percent energy use increase for homes with attic ducted units.
Hvac system problems can go undetected.
Problems in the attic.
Leaky seals in unconditioned vented attics can effectively turn an efficient 15 seer unit into a 12 meaning it s much less efficient.
An unconditioned attic is the worst place you can put the ducts for you air conditioner.
Put it in an attic full of blown insulation and you re.
My unit is over 16 years old which is ancient in florida.