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Why There is a Need for Proper Roof Ventilation Even though most home owners know what roof ventilation is, they don’t know its importance. Good ventilation is critical to the prolonged life of your roof. The only way you can know the importance of roof ventilation is to know what happens where there is no proper ventilation in it. A lot of homeowners do not understand the problems that result with inadequate ventilation. These problems can be very expensive and if not addressed immediately can also cause health problems. Heat and moisture level build up can lead to the following problems and many more. Below are the reasons why roof ventilation is very 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.
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Mold and mildew can grow in moist and warm condition. Moisture build up will make metals surfaces like nails, truss plates, and hangers to rust and deteriorate. Cold air in the vents can warm up because of the heat of the attic. Then your A/C will be 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. Here are signs to know that there is a problem with your roof ventilation which needs the services of professional to handle. Air conditioning may struggle to cool the house when air conditioning vents heat up due to heat buildup in the attic. The lifespan of asphalt shingles is around 10 to 20 years. Premature deterioration of shingles is seen when they curl because of the heat below. One other sign is water stains on a solid roof. Condensing built up moisture in the attic can drip to the ceilings which results in stain. Mold and mildew in the attic means that there is a problem with the ventilation. Something should be done if there are signs of inadequate roof ventilation. If you fail to address this problem, then expect to have a shortened roof life. They can also potentially lead to mold and mildew and make your summer electric bills increase greatly. The best way to correct roof ventilation is through the services of a professional roofer. It requires understanding how the roof works even though it may seem easy to get air circulating through the attic. You can cause major damage if you make a mistake in your ventilation attempts.