ISO 8336:2009 specifies methods for the inspection and testing of fibre-cement flat sheets and gives the acceptance conditions for their use in one or more of the following applications: external wall and ceiling finishes; internal wall and ceiling finishes; internal and external backing sheets. Products covered by ISO 8336:2009 can be used for other purposes, provided they comply with the appropriate national or international application code or standard. NOTE 1 ISO 8336:2009 does not apply to sheets for fire protection purposes NOTE 2 ISO 8336:2009 does not include calculations for installation design requirements, wind uplift or water proofing of the installed sheets. NOTE 3 ISO 8336:2009 does not apply to the following products: boards of Portland or equivalent cement reinforced with fibrous wood particles; fibre-reinforced boards of calcium silicate or cement for thermal insulation or fire protection; sheets containing asbestos fibre reinforcement; sheets containing steel fibre reinforcement; fibre-cement roofing slates.