Do I Have Adequate Attic Ventilation

Moreover if you have asphalt shingles on the roof attic.

Do i have adequate attic ventilation.

Both roof and soffit vents are easy to install in just a few hours. His home is 48 feet long and has a ridge vent that measures 46 feet. He also says that the rectangular metal soffit vents may not be adequate and recommends installing more to eliminate the risk of the roof sheathing rotting. Throughout the roofing industry there is a widespread lack of agreement over adequate attic ventilation.

With different climates come different needs to be met. Jones has adequate ventilation along the ridge to ventilate the attic space. The ridge vent is cut back 1 inch on either side of the ridgeline which yields a total area of 7 67 square feet of ventilation. Noticed one of the attic vents was not working.

Attic fan ventilation attic fans are intended to cool hot attics by drawing in cooler outside air from attic vents soffit and gable and pushing hot air to the outside. So using that formula let s say you have a big 12 inch by 24 inch gable end vent with 1 8 inch screen and louvers. I am having the shingles replaced on the roof of my ranch style house. Roof and attic ventsl protect your house from expensive future repairs.

Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents. The roofer is concerned about attic ventilation and recommends installing a ridge vent and closing off the existing gable vents. In a properly. Adequate roof ventilation reduces cooling bills extends shingle life and prevents roof rot and ice dams in winter.

Things have been ok low energy bills house very comfortable. Help purchased home 8 years ago with 2 power attic vents. Intake vents located at the lowest part of the roof under the eaves allow cool. However if your attic has blocked soffit vents and is not well sealed from the rest of the house attic fans will suck cool conditioned air up out of the house and into the attic.

The ventilation that controls moisture from condensation and regulates the temperature in your attic relies on air circulation. To avoid rotting wood clumping insulation and mold your attic needs to be properly ventilated. Do you need an attic fan if you have a ridge vent. How to check attic ventilation.

Our roofing experts at zimmerman exteriors have installed many roofs in central pa and they.