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Guide to Roof Ventilation and its Importance Even though most home owners know what roof ventilation is, they don’t know its importance. Prolonging the life of your roof depends on how good the ventilation is. If you know what happens when there is no decent air movement in the roof, then you will know the importance of roof ventilation. Somehow most homeowners are unaware of the problems that will be cause by having an inadequately ventilated roof. Repairing these problems can be quite expensive and it can pose a health risk if not addressed immediately. The problems associate with heat and moisture level build up are many. Here are some reasons why roof ventilation is really important. The heat and moisture below the roof can cause the roofing materials and underlayment to deteriorate, thus shortening the life of your roofing system.
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When the decking becomes soft when moisture builds up along the underside of the roof, it can sag or fall.
Getting To The Point – Vents
Moist or warm conditions are perfect for the growth of mold and mildew. Moisture build up will make metals surfaces like nails, truss plates, and hangers to rust and deteriorate. When the attic is too hot, cold air in the vents can warm up. This will keep the A/C running all the time. When the climate is cold, moisture in the attic can cause frost to settle on the underside of the roof. In the summer, the ceiling can get water stained from the same moisture starting to condense. Some signs can be seen that tell homeowners that they need to get a roofer in order to handle ventilation problems. When heat builds up in the attic, it can cause the air in the air conditioning vents to heat up, so, the air conditioning may struggle to cool the house. The lifespan of asphalt shingles is around 10 to 20 years. Curling shingles should alarm you because this means that there is much heat below that makes the shingles to deteriorate prematurely. You find water stains even if the roof is solid. Condensing built up moisture in the attic can drip to the ceilings which results in stain. Something is wrong with the ventilation if you see any signs of mold and mildew in the attic. Something should be done if there are signs of inadequate roof ventilation. You roof’s life will be shortened if the problem of ventilation is not addressed. It can also encourage the growth of mold and mildew and you can expect your electric bills to increase dramatically. Bringing in a professional roofer is the best way to correct roof ventilation. An understanding of how the roof works even though it may seem easy to get air circulating through the attic is necessary. If you make a mistake on your ventilation attempts you can cause major damage.