How the old house wall moldy
The old house wall moldy if directly scraping the white, then get well, not how long it will moldy hair. Because there is the presence of mold spores, and there is a suitable breeding environment for mold, coupled with the appropriate temperature and humidity, not long time there will be the phenomenon of moldy hairy hair. If you want to avoid another wall moldy, first of all to find out the cause of the wall moldy long hair, and then targeted to control, will be a long time to avoid moldy.
Cause the wall moldy long hair in the north is generally the wall insulation is not good lead to winter wall cold condensation, in the south is generally leaking and weather humid air humidity for a long time too long, so the north must first do Wall insulation layer, the south to do a good job waterproofing and trying to reduce the indoor air humidity.
On this basis, would like to scratch the white words, the first to eradicate the old moldy wall, and then spray on the grass at the wall "will be bright wall grams of mold king" two to three times, completely kill the wall mold spores (to the original There are moldy long hair parts around the expansion of 10-20 cm), to be dry after the wall, and then the normal treatment of the wall, and finally painted on the surface will be bright wall grams of mold Wang B liquid, you can prevent a long time The walls are moldy.
New house for a long time, especially the old house, is likely to find a phenomenon: the house wall moldy black. Under normal circumstances is due to the appearance of the inner wall of the condensation for a long time the condensation of water droplets flowing on the emergence of watermark time long moldy green gradually black hair formation spots. What about this situation? Immediately give you an analysis of the reason for the right medicine.
