The Siniat 13mm Watershield is a moisture-resistant plasterboard designed specifically for wet and high-humidity environments. Featuring a water-repellent core and blue paper facing, it is ideal for use in bathrooms, laundries, kitchens, and commercial wet areas where resistance to moisture and mould is essential. This durable board provides a strong, stable surface for tiling while maintaining excellent fire-resistant properties in compliance with Australian building standards. Whether for residential or commercial projects, Siniat Watershield ensures long-lasting protection against moisture damage. Available for fast delivery across Perth, Adelaide, and regional WA & SA.