It could never be stressed enough exactly how ventilation that is important to your longevity of your roof and exactly how energy saving your house is. Then the first step is to check if you have sufficient ventilation if you want to get everything you can from your roof. The amount that is proper of throughout your loft will achieve numerous goals when done precisely will have a return on investment.
During the summer, heat will rise to the top of your attic without a real way to dissipate. That not enough airflow will cause hot air that is moist rise and accumulate. If that moisture cannot escape it collects and can affect studs, insulation, roof decking and such a thing else into the loft. If you have shingles with nails popped then that is typically a symptom of bad airflow. Add in some winds that are heavy you’ll be losing shingles or at the least those shingles is compromised. Minus the stability of cooler air moving in and air that is warmer out the possibility of a buildup of fungus could happen. This buildup of fungus could influence the ongoing wellness of one’s family members and if it gets out of control could possibly be costly to ease. Then it could be because of the amount of heat that is leaking into the house from the attic if you think that your HVAC system is working too hard. Temperature rises nevertheless when it is increasing against an envelope of warmer atmosphere than it settles. It settles back into your house causing your air conditioner to work harder and longer which produces higher energy usage.
The problem with moist air rising, as mentioned above, is exacerbated because that warm moist air will condense on cold surfaces during the winter. Rotting insulation, rotting wood, and mildew and mold are all exaggerated but cold temperatures does present other unique complications. Bad ventilation causes warm air that is moist gather at the top of the attic. The mixture of this and the heat of the sunlight on the roof shall melt the snowfall which runs down the roof to freeze once again at the eaves. This period creates ice damming. The ice damming shall force melted water up under shingles and drip behind siding rotting out roof decking and dripping into the home. The leakages are seldom noticed right away plus the origin are difficult to find also for an roofing contractor that is expert. Thousands of harm might have happened before the leak is even noticed.
Then you should call a roofing contractor and have it checked if you are not sure your attic space is properly ventilated. The fee for such an inspection is minimal if not free. The cost to correct or change a roof or repair the damage from water leaking into the home may cost you thousands.