25mm x 294mm White Primed Bullnose MDF Window Board 3660mm

White primed MDF window board in a bullnose profile, measuring 25mm x 294mm in a 3660mm length. Designed to provide extended decorative sills, this board conceals junctions and delivers broad surface coverage.The bullnose profile features a rounded front edge, giving a smooth, durable finish with subtle shadowing. At 294mm wide, this board provides maximum projection, making it ideal for large window openings, bay windows, or interiors requiring a bold sill feature. Manufactured from MDF, the board is stable, uniform, and free from knots or grain defects found in timber. Its primed coating provides a smooth, consistent base ready for a chosen topcoat finish. Supplied in 3660mm lengths, the product is easy to cut, handle, and fit, ensuring efficient installation with minimal preparation.