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To increase the surface temperature, insulate or increase the circulation of heated air. To reduce moisture levels in the air, repair leaks, increase ventilation (if the outside air is cold and dry), or dehumidify (if outdoor air is warm and humid). Continue reading →
Have the joists and studs inspected by a professional, typ-ically a structural engineer. Because mold means that moisture is present, the lumber may not be able to dry completely and thus may be weakened and unable to support weight added during a renovation. Continue reading →
People may inhale and ingest these toxic spores. Fortunately, according to the Centers for Disease Control and Prevention, few case reports show that toxic molds inside homes can cause unique or rare health conditions such as pulmonary hemorrhage or memory loss. A causal link between the presence of a toxic mold and these conditions has not been proven, the agency says. Continue reading →
In addition, a vapor barrier should be installed on the side of the insulation that remains warm in winter, especially if the outdoor temperatures average 40 degrees Fahrenheit or below in the coldest winter months and the relative humidity within the house is a constant 50 percent.
Outside, on the roof surface, something else is happening, especially during the winter. The warm air that is escaping through the roof decking from the attic melts the snow on the roof, which trickles down to the frozen gutter and refreezes. Continue reading →