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Siniat Weather Defence Board

Siniat Weather Defence is a revolutionary new external sheathing board, faced with water repellent material for superior weather protection. Strong, highly moisture resistant and A1 non-combustible.
Weather Defence is a faster way to a weather tight building compared to traditional sheathing board products. Complies with BS EN 15283 Type GM-H1, GM-I and GM-F.

Benefits:

Dimensionally stable, reliable airtightness
Quick and easy to cut and install saving time and reducing installed cost
Water, weather and mould resistant, can be left exposed for up to 3 months on site
No need for cutting area, power tools or dust extractor
No need for a breathable membrane saving time and reducing installed cost
BBA certified

Applications :
Suitable for external sheathing applications in steel or timber frame construction with rainscreen, insulated render, brick or block facade systems.

Tekniset tiedot

Density : 860 kg/m³ Weight : 10.8 kg/m² ProductType : Gypsum board with mat reinforcement Type GM‐F, GM‐H1, & GM‐I FlexuralStrength_Longitudinal : 6.5 N/mm² FlexuralStrength_Transverse : 5 N/mm² ReactionToFire : Euroclass A1 SurfaceHardness : Type GM-I ImpactResistance : GM-H1 (BS EN 15283-1) Edges : Square ElasticModulusLongitudinal : 3200 MPa ElasticModulusTransverse : 3220 MPa CompressiveStrength : 7 N/mm² ThermalConductivityCoeffcient : 0.19 W/mK WaterVapourPermeability : 12 WaterVapourResistance : 0.77 MNs/g SurfaceWaterAbsorption : < 100g/m² ResistanceToMouldGrowth : 10/10 no mould growth

Tekniset tiedot