Venting Attic To Cool House

If there are asphalt shingles on your roof the attic must be ventilated to comply with the terms of the manufacturer s warranty.

Venting attic to cool house.

Cool air enters the attic through soffit vents in the eaves. In addition hot air in your attic could increase moisture levels which could result in wood rot and mold growth. Once inside the air heats up and rises higher ultimately exiting through venting at the roof s gables through ridge vents cut into the roof s apex or other vent holes in the roof. Mark the roof venting locations from the attic where you can see the rafters and avoid placing roofing vents over them.

Intake vents located at the lowest part of the roof under. As a certified licensed home inspector it is not correct to say too much ventilation is bad for an attic unless rain moisture is getting in. Don t avoid ventilating your attic for fear you re letting cold air into the house. Do not use mechanical means electric attic fans.

Sometimes people say they want to install a pav to cool the house because they don t have ac. Your actual living space is sealed and insulated at the attic floor the attic is outside this envelope. Attic venting fans attic fans serve a different function removing the hot and moist air from the attic and leaving the space below the attic floor alone. If your roof peak runs parallel to the street put them on the backside where they ll be less prominent.

Place all the roof vents on the same side of the roof. Cool air in hot air out attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents. And they d still want to have the ceiling air sealed and fully insulated to minimize heat transfer from the attic to the house. Get free shipping on qualified cool attic whole house fans or buy online pick up in store today in the heating venting cooling department.

If hot air is allowed to sit in your attic it could overheat the shingles on your roof and cause damage. In that case what they really need is a whole house fan not a powered attic ventilator. Having a properly vented attic is the best way to keep attic cool because it allows the hot air to escape during the summer. 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.

Venting a homes attic is a very important best building practices will say 50 at the ridge and 50 at the soffits unobstructed.