Here we explain when a roof tear off is justified as part of an attic or roof mold cleanup project rarely and when roof tear offs are not justified.
Mold on north side of attic ceiling.
The most common cause of attic mold by far is blocked or insufficient ventilation of the attic space.
Condensation is the most common cause of mold growth in an attic.
5 common causes of attic mold.
Brown mold on plywood roof sheathing in an exposed to leaks or moisture problems is one of the most common molds spotted by home inspectors.
It can often be found in creases and corners as well as.
Attic or cathedral ceiling mold cleanup.
Condensation occurs on the underside of the roof sheathing not beneath the insulation.
Often in attics we also find cladosporium sphaerospermum or aureobasidium pullulans which looks about the same or a little darker on plywood or framing.
Do we need to remove the roof or perform other demolition to clean or remove attic cathedral ceiling or other roof cavity mold contamination.
It is usually found on the ceiling or walls of the attic especially where there is dampness poor ventilation or the surface is worn.
Mold growth beneath the insulation would require a roof leak which you d typically notice on the ceiling inside the home before any real mold growth occurred.