Zinsser Bin Primer-Sealer Stain Block in a generous 2.5 litre quantity is your go-to solution for effectively preparing wooden surfaces. This high-quality primer, renowned for its stain-blocking properties, ensures a smooth, even finish, perfect for repainting or refinishing your woodwork. The product, distinguishable by its white colour, is specifically designed for application using a paint method, making it a versatile choice for both DIY enthusiasts and professional tradespeople alike. Its robust formulation bonds to a variety of wood types, providing a durable and long-lasting protective seal.