This Everbuild product is permanently flexible with high grab and will adhere to most surfaces whilst being mould resistant and Non flammable. When cured, it can be overpaintable and is easy to clean up. AC95 will form an acoustic and intumescent barrier by sealing gaps between plasterboard walls, floors and ceilings and dry lining applications. As an adhesive Everbuild AC95 bonds plasterboard to plasterboard, wood and metal studding and direct to block work. It is also ideal for sealing and bonding most other kraft lined insulation boards.