This white rough filler primer is designed for exterior walls before painting, giving a textured base that fills minor imperfections. It is suited to crumbling or porous walls, helping surfaces hold together ahead of a top coat. It prepares surfaces and promotes better paint adhesion.

• Fills and prepares rough or porous exterior walls
• Suitable for crumbling walls
• Promotes adhesion of subsequent paint coats
• Pack size: 4 L