* +/- 5% flexibility * Acoustic rated - BS EN ISO 140/3 * Over paintable * High strength * Solvent free * Interior use only For walls, ceiling and drylining applications, Everbuild Everflex AC50 is a high strength, non flammable, permanently flexible acoustic sealant and adhesive specifically formulated for sealing and bonding plasterboard. Requires 900ml sealant gun (code 74611). Everbuild Everflex AC50 is a strong and flexible acoustic sealant and adhesive. It can be used for filling gaps in areas where sound might escape and is specially formulated for sealing and bonding plasterboard or insulation boards. It can be used for walls, ceilings and dry linings, and is for indoor use only. It's acoustic-rated to BS EN ISO 140/3 requirements (the measurement of sound insulation in buildings and of building elements) and is also non-flammable. As the name Everflex suggests, the sealant is permanently flexible throughout its working life, allowing for natural movement. The high-strength silicone is solvent-free, making it more pleasant to work with. Unlike many sealants, the white Everflex AC50 can be painted over. British brand Everbuild has specialised in sealant, adhesive and building chemicals for almost 30 years, so you know you're in safe hands.* For walls, ceiling and drylining applications* High strength, non-flammable and permanently flexible acoustic sealant* Adhesive is specifically formulated for sealing and bonding plasterboard* Can be painted over* Acoustic-rated to BS EN ISO 140/3* Solvent-free* Interior use only* Apply using a 900 ml sealant gun (code 74611) Everbuild AC50 Trade Acoustic Adhesive & Sealant 900ml in White Everflex Contract AC50 Acoustic Sealant & Adhesive is a permanently flexible sealant and adhesive specifically formulated for sealing and bonding plasterboard and other kraft lined insulation boards. Everbuild Everflex(r) AC50 Acoustic Sealant Adhesive is permanently flexible with high grab will adheres to most surfaces whilst being mould resistant and non flammable. When cured it can be overpaintable and is easy to clean up. AC50 will form an acoustic and intumescent barrier by sealing gaps between plasterboard walls, floors and ceilings and dry lining applications. As an adhesive, Everflex(r) AC50 bonds plasterboard to plasterboard, wood, metal studding and direct to block work. It is also ideal for sealing and bonding most other kraft lined insulation boards.1 x Everbuild Everflex(r) AC50 Acoustic Sealant Adhesive 900ml.