Central air ducts are often routed through unconditioned zones in the home such as the attic or crawl space.
Central air ducts in attic.
Connecting an attic air handler to ceiling ducts in a single story home is a quick project.
Most updated central air conditioned homes have a new air conditioner split system meaning the ac is broken up into parts.
If you have ducts.
Furnace ducts that deliver hot air in cold months can be used for air conditioning.
Attic hvac systems save space.
If ducts are located in a crawlspace underneath your house cover the soil to reduce moisture.
Keep ducts spaced apart so air can flow between them.
Many times modifications are required to accommodate the greater volume of air produced by air conditioning.
If they are located in your attic be sure the area is properly insulated and any cracks or holes are sealed.
Improperly insulated ductwork and excessive moisture in the air.
Here s a typical scenario for a 2 000 2 500 square foot two story.
You should have your ducts inspected.
An outdoor unit which houses the fan condenser and compressor and an indoor unit which holds the evaporator and fan.
Acute temperatures in these areas contribute to thermal loss in metal ductwork.
Fibers may also work their way into closed system air handlers or ducts landing along duct work or circulating into the air in the rest of the house.
For a 1 600 2 000 sq ft.
At the end of the day there are really only two causes for condensation on ductwork.
Either way removing humidity from the air in your attic might be the most cost effective way to handle your problem.
Installing ductwork is a 1 4 day job because of the wide range of scenarios.
Well mainly it s a way to save space.
Final thoughts on condensation on ductwork.
Both of these are easily treatable.
Installing ducts in a multistory home goes more slowly since wall stacks are included.
In addition to comparing ducts in the attic to ducts inside the building envelope roberts and winkler also looked at electricity savings of other measures such as adding insulation installing better windows and using higher efficiency air conditioners.
House a 2 5 ton central ac system costs 3 900 5 000.
So why put an hvac system up in the attic at all.
Ironically older duct systems which tend to be larger work best when retrofitting central.