12.5mm British Gypsum Gyproc Fireline Duplex 2.4m x 1.2m Trueline Holds up against water vapour

Holds up against water vapour

Assessed under BBA Certificate 14/5133 (20 to 140mm)

which reduces the need for onsite acoustic testing

Each slab measures 1200mm x 455mm and is supplied 6 per pack

Declared thermal resistance of 6

12.5mm British Gypsum Gyproc Fireline Duplex 2.4m x 1.2m Trueline Holds up against water vapourGyproc FireLine Duplex is a fire resistant plasterboard with an integrated vapour control layer. This board is designed to enhance fire protection while helping to manage moisture levels within internal walls and ceilings. The gypsum core helps to slow the spread of fire, while the bonded foil backing helps to reduce the passage of water vapour within the structure. FireLine Duplex is particularly suitable for external wall linings and areas where