Background: Can be applied to undercoat plasters with an adequate mechanical key, plasterboard, Glasroc F MultiBoard and Glasroc F FireCase, flat Smooth concrete, waterproof or cement based undercoats.
Background suction: Low to high
Finish Coat Thickness (mm): 2 mm
Location: Wall/Ceiling
Other Requirements: SpecSure^® system performance warranty confirms that British Gypsum proprietary systems will perform as specified for the lifetime of the building. The SpecSure^® warranty requires that all components are specified in full and constructed in accordance with British Gypsum’s installation guidance. For more details see the British Gypsum website. Always check with the design team before making any changes to the chosen specification, ensuring appropriate substantiation is sought to confirm that the solution still meets all required project performances.
Finish Coat Pre-Treatment: Dampen dry undercoats or use Thistle GypPrime to pretreat very high suction backgrounds. Use Thistle Bond-it on MR boards.
Finish Quality: Prior to applying skim coat, liaise with the design team/contractor on site to determine quality of smooth finish, flatness, and the design considerations for work and acceptance of smooth plaster finishes under aspects of lighting.