Venting Rainscreen Into Attic

Intake vents located at the lowest part of the roof under the eaves allow cool air to enter the attic.

Venting rainscreen into attic.

Exhausting into the attic would be super easy but again i pause with reservation of mold concerns. Hot air exhaust vents located at the peak of the roof allow hot air to escape. In the summer good attic ventilation reduces heat buildup. Sv 3 rainscreen siding vent a simple effective solution for rainscreen ventilation behind wood hardboard fiber cement siding.

Then divide the total area by 150 to find the total amount of vent space needed for your attic. Friday june 22 2018. Malcolm taylor suggests that connecting the rainscreen and attic ventilation might increase the drying potential of the wall assembly. He points out however that a rainscreen is typically 1 2 inch to 3 4 inch deep a function of what material is used to create it and that probably isn t enough to make up the required area for soffit vents.

Told that the 2 attic power vents are the only attic ventilation i have the house does have vented soffits every other soffit cover is vented. Especially possible if a front comes through changes the pressures and temperatures. I was thinking about 6 9k btu for the ac unit. Things have been ok low energy bills house very comfortable.

Help purchased home 8 years ago with 2 power attic vents. Trapped moisture from driving rain or condensation can cause major problems. Attic venting process to choose the proper ventilation system for your attic you ll first need to know the total area of your attic. Home clothes dryers don t start out venting into an enclosed space because the building code specifies that the termination of a dryer duct must be outside.

Noticed one of the attic vents was not working. Only other option would be a split. Why does venting a clothes dryer into a garage attic or crawl space cause problems. To determine the area multiply the length times the width in feet.

That cuts cooling costs and prolongs shingle life. Venting into attic in cold weather you can also add extra moisture to the attic area that could condense on the underside of the roof and cause moisture and possibly mold. In the winter warm moist air seeps into the attic from the living space below. If the inspector is okay with it there is still the question of whether it provides an adequate amount of intake area for effective roof venting.

Good ventilation allows the heat and moisture to escape. Venting behind your siding is just as necessary and valuable as venting your attic.