Orléane slates can be used for both roofing and ventilated cladding.
For roofing, Orléane slates must be installed in accordance with current French roofing regulations. Refer to NF DTU 40.13 "Couverture en ardoises fibres-ciment".
For ventilated cladding, Kergoat slates must be installed in accordance with the rules of the trade in force in mainland France. Refer to NF DTU 45.4 part P 1-1-5 "Insulation thermique par l'extérieur en bardage rapporté avec lame d'air ventilée".