Malthoid

$16.50
Malthoid is a durable, waterproof material commonly used between timber and concrete/masonry.
Made from 2-ply felt material impregnated with bitumen, which is also covered in a fine sand to prevent sticking when rolled.
Used for waterproofing or as a dampcourse on brick and block walls.
Malthoid is inert to lime in mortar mixes.