Flat roof

Concrete deck

Metal deck

Timber deck

Cut to falls

Built up flat roof fire protection

Rockwool's Hardrock dual density range delivers unrivalled fire performance. The Rockwool dual density range comprises high performance insulation boards delivering unrivalled fire protection for warm flat roofs. Typical applications include single ply mechanically fixed membrane systems, single ply fully adhered mebrane systems and built up felt roofing systems.