Duct Closure For Attic Air Conditioner During Winter

Running the humidifier less will help.

Duct closure for attic air conditioner during winter.

Running the indoor blower on a fan cycler will help. Insulated flexible pipes about 7 inches inside diameter connect from the central duct to ceiling vents in each room. Winterizing your home saves money hot air produced by heating systems in fall winter lose thermal values of 30 or more through the central air duct system. It only seems logical that closing those same vents during the winter would help keep the warm air inside.

The air is re introduced as icy drafts through lower vents. Make sure you. When off the duct liner is allowed to cool below the dew point of the house air. When outside temperatures drop down below about 40 pretty much nov thru march condensation starts forming in the ducts and drips from some of the ceiling registers.

Condensation problem in the ductwork in wintertime question i have a dedicated ductwork system with the air handler in unconditioned attic. That air has a dewpoint that is higher than the inside surface temperature of the ducts. Heated air rises and is drawn through unsealed central air conditioning vents into ductwork in the cold attic. In that way it keeps your house cooler and your heating bills down.

I lowered soffits around room perimeters. According to nrel researchers david roberts and jon winkler moving the ducts from a vented attic to a new location inside the conditioned space will reduce electricity used for cooling by 15 to 20 and will reduce the size of the needed air conditioning equipment by 0 5 to 1 ton. We would try the simple things first. Iv conditioned attic and more.

Keep air moving through the duct during the coldest weather. Insulating the april aire cabinet will help. Ii lowered ceilings in hallways. This will keep the surface of the duct above the dew point of the air in the home.

You don t close the ac vents in winter leave them open in summer or winter. The vents allow the super heated air to flow out. Iii special trusses that create space below the unconditioned attic. You can get the air handler and ducts into conditioned space in several ways without needing a basement or crawl space.

Then cooler air from outside sneaks in to replace it. He also thought it might help to run the fan on the air conditioner to circulate air through the ducts and warm up the ductwork even in winter. The heat exchanger is connected to a long duct running down the center of the attic from end to end.