The Siniat Joint Filler is a high-quality, professional-grade, gypsum-based product specifically designed to provide a smooth and seamless finish for drywall installations. Weighing 12.5kg, this reliable joint filler is perfect for securing plasterboards and filling in gaps or cracks. Its easy to mix and apply, ensuring an even, robust bond that dries quickly and provides a tough, durable finish ready for decorating. Ideal for both residential and commercial applications, the Siniat Joint Filler delivers outstanding performance every time.