Description[Data Sheet] FulaFlex™ 550LM™ is a one component moisture-curing low modulus Class A polyurethane sealant with excellent joint movement capabilities. It cures to form a flexible, durable and weather proof sealant and exhibits excellent adhesion to a wide range of common construction substrates.Key BenefitsLow modulus, Class A joint sealantExcellent flexibility (tested to ±35% ISO 9047)High performance – Excellent adhesion to many surfacesGood UV and weather resistance – can be used internally or externallyPaintableFast skin formation and cure rate compared to traditional low-modulus polyurethane sealantsASTM C920 Type S, Grade NS, Class 25 certifiedISO11600/F/25LM certifiedUsesBuilding joints with high movementJoints in pre-cast and tilt-up concrete elementsExpansion joints in fibre cement facadesConnection joints between windows, door frames and wallsJoints in brickwork, masonry and blockworkPerimeter fillets in waterproofing membrane systemsCompatible SubstratesConcreteFibre cement sheetingCeramicMasonryBrickPlasterboardMetalSteel inc. stainlessZinc/galvanised steelAluminium (uncoated)*Timber* pre-test powder coated aluminium surfaces due to the wide range of available coatingsPackaging Options310ml Cartridge600ml Sausage
