Richard Williams are a stockist of Promat MASTERBOARD®. Masterboard is a versatile Class 0 building board suitable for use in a wide range of internal and semi-exposed applications. It is a material of limited combustibility and can be used in constructions providing up to 30 minutes of fire protection. It is simple, easy yo decorate, resistant to the effects of moisture and will not rot or decay. It is a calcium silicate board reinforced with selected fibres and fillers that is also BBA approved. It’s formulated without organic fibres and does not contain formaldehyde. Masterboard is an off-white colour and has a smooth unsanded front face with a sanded reverse face. It can be left undecorated or can be easily decorated with paints, wallpapers or tiles.
Masterboard is simple to work, fix and decorate. Typical applications of masterboard include fire place linings for wood burners, soffit, porch or canopy linings, partitions, wall and roof linings, service duct and pipe covers, boiler and airing cupboard linings, integral garage ceilings and more.
The sheets are 6mm thick and available in 8′ x 4′.