Venting Ac Into Attic

Photos 1 6 show how it s done.

Venting ac into attic.

Venting a portable air conditioner is also important because it removes moisture from the air. With no air conditioning vents pumping in cool air and the hot sun beating down on the roof right over your head attic temperatures can soar. But before you cut any holes plan the locations of the attic vents. The reason you don t vent into the attic is because when the attic is colder than the vent air moisture will condense inside the attic space causing mold and other problems.

But with proper ventilation you can at least bring those temperatures down to match that of the outdoor air. Can an attic be used to vent a portable air conditioner. Is the venting you are referring to a 2 pipe system where the makeup air and exhaust air both wo. To choose the proper ventilation system for your attic you ll first need to know the total area of your attic.

These work well with attic spaces that double as living quarters and would pair well with windows and skylights. Unless you have a finished attic you probably aren t fond of spending time up there during a hot summer day. Exhausting into the attic would be super easy but again i pause with reservation of mold concerns. The less humidity inside a room the cooler it feels.

If you don t vent the portable ac unit then the moisture will continue to build up and neutralize the cooling effect of the air conditioner. In practice if you are venting an air conditioner during hot. Only other option would be a split. Soffit vents these are vents installed on the bottom side of the eaves in your attic.

Rafter vents or insulation baffles install in any rafter space to create narrow gaps that direct fresh air from the soffit vents to the peak of the roof. This can be a serious problem in cold weather if the living space is not properly sealed off from the attic. I was thinking about 6 9k btu for the ac unit. It s important to make that opening no larger than necessary since you want to avoid having to pack in extra space with a lot of filler.

There are so many possible conditions that this question can hardly be answered definitively. The attic only has the soffit vents all around the house and the fans on top outside but when the wind is not blowing those whirley birds on the roof don t spin. The answer is rafter venting.