WeatherBloc gypsum board is designed to be durable in installation areas of high humidity. As well as solving the problems of swelling, shrinking and cracking, it also prevents black mold stains. Suitable for installation with exterior balcony ceiling and as outdoor eaves.
WeatherBloc consists of anti-mold and humid resistant agents which includes a special waterproof coated back providing efficient waterproofing and anti-mold features.