Vents come in various styles.
Venting roof space.
Whole house fans powered attic fans.
Family handyman the lasting benefits of ventilation.
If the attic space is going to be conditioned either for living or mechanical purposes or if a home design calls for a vaulted ceiling provision r806 3 in the international residential code calls for the roof deck above the space to be vented continuously from the eave to the ridge.
Air flows in through the soffit vents and out through the roof vents.
These fans may be controlled by a switch or a thermostat which detects heat build up in the attic space and automatically exhausts the attic space.
Fans and vents may be installed on the roof system that will draw the air out of the attic space and exhaust it to the exterior.
These vents and ducts should never share space with the roof vent and air should never be vented directly into the attic.
Vent the roof deck.
With the right balance of intake and exhaust ventilation a homeowner can help optimize the life of his roof system and his home s energy efficiency.
Vent the roof deck.
If you see dampness or frost you need better roof ventilation and some attic vents.
For the best results place roof ventilation near the roof s peak and soffit vents in the eaves.
Grab a flashlight and inspect your attic during the winter.