Attic Ventilation Requirements And Benefits
Here are some benefits of proper ventilation.
Attic ventilation requirements and benefits. That said air resistance and interference such as vent grates reduces the area of true ventilation. Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents. It helps reduce damaging moisture. Are radiant barriers an alternative.
Adequate roof ventilation reduces cooling bills extends shingle life and prevents roof rot and ice dams in winter. How proper attic ventilation benefits your roof and your wallet. However the utility of attic ventilation fans is actually quite a controversial topic. In the summer natural air flow in a well vented attic moves super heated air out of the attic protecting roof shingles and removing moisture.
Without exception you should talk to a professional to determine what your home requires. On one hand the national renewable energy laboratory said attic ventilation reduces attic temperature 10 to 25 degrees and slows the transfer of heat into the living space. In warm climates proper attic ventilation helps expel hot air which can contributes to moisture problems. In cold climates the primary purpose of attic or roof ventilation is to maintain a cold roof temperature to control ice dams created by melting snow and to vent moisture that moves from the conditioned space to the attic ventilation acts to bypass the vapour barrier created by most roof membranes.
Both roof and soffit vents are easy to install in just a few hours. The insulation will resist heat transfer into the house. Heat in the attic can roast shingles from below causing them to wear prematurely. Not only can proper attic ventilation keep your energy costs down it will help your roof last as long as possible.
Roof and attic ventsl protect your house from expensive future repairs. Proper insulation and air sealing also keeps attics cold in winter by blocking the entry of heat and moist air from below. It is a part of your overall roof system and in order to get the most from your roof you will want to make sure that your attic is properly ventilated. Intake vents located at the lowest part of the roof under the eaves allow cool.
Your attic is much more than just a storage space. This is another benefit of proper ventilation in the attic but it appears that unpowered ventilation is enough to control the heat at least to a level that will help maintain shingles. See the benefits of attic ventilation get automatic lifetime protection on your entire gaf roofing system when you install any gaf lifetime shingle and at least 3 qualifying gaf accessories you ll automatically get a lifetime limited warranty on your shingles and all qualifying gaf accessories.