OS GSO ISO 8336:2026

ISO 8336:2017
Omani Standard   Current Edition · Approved on 17 September 2026

Fibre-cement flat sheets — Product specification and test methods

OS GSO ISO 8336:2026 Files

English 47 Pages
Current Edition Reference Language
OMR 84.14

OS GSO ISO 8336:2026 Scope

ISO 8336:2017 specifies methods for the inspection and testing of fibre-cement flat sheets and provides 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 this document can be used for other purposes, provided they comply with the appropriate national or international application code or standard.

NOTE 1 ISO 8336:2017 does not apply to sheets for fire protection purposes.

NOTE 2 ISO 8336:2017 does not include calculations for installation design requirements, wind uplift or water proofing of the installed sheets.

NOTE 3 ISO 8336:2017 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.

Best Sellers From Construction and Building Sector

GSO 1431:2002
 
Gulf Technical Regulation
Sanitary appliances - pressurized flushing devices
OS GSO 1431:2002
GSO 1431:2002 
Omani Standard
Sanitary appliances - pressurized flushing devices
GSO 1427:2008
 
Gulf Standard
Ceramic Sanitary Appliances - Western Water Closets
OS GSO 1427:2008
GSO 1427:2008 
Omani Standard
Ceramic Sanitary Appliances - Western Water Closets

Recently Published from Construction and Building Sector

GSO ISO 679:2026
ISO 679:2009 
Gulf Standard
Cement — Test methods — Determination of strength
GSO ISO 50002-2:2026
ISO 50002-2:2025 
Gulf Standard
Energy audits — Part 2: Guidance for conducting an energy audit using ISO 50002-1 in buildings
GSO ASTM C1170/C1170M:2026
ASTM C1170/C1170M:20 
Gulf Standard
Standard Test Method for Determining Consistency and Density of Roller-Compacted Concrete Using a Vibrating Table
GSO ISO 16535:2026
ISO 16535:2019 
Gulf Standard
Thermal insulating products for building applications — Determination of long-term water absorption by immersion