If you have sheetrock deterioration, it is usually a sign of water leakage or serious condensation problems.You need to document the situation, taking photos or video inside and out, up close and general. Send Dr. Dome a copy and we will give you our opinion, if we can see what’s wrong. If you are taking digital pictures, email them to: nsd@naturalspacesdomes.com This will get them to our main computer where we can open them.