Astro PFP FR Acrylic Fire Rated Mastic

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• High end formula, certified worldwide.
• Classified for fire sealing all types of construction and building service penetrations.
• Very high sound insulation.
• Low emissions - environmentally and user friendly.
• Simple to apply with a smooth surface finish.
• Permanently flexible - will accommodate movement up to 12.5%.
• No priming necessary for application to most materials.
• Suitable for most surfaces, included concrete, masonry, steel, gypsum, glass, plastics and most non-porous surfaces.
• Hardens quickly, tack free after 1 hour (the fire performance specification of the joint filler has been derived when the joint filler has been let to cure for a month).
• 18 months storage time (under correct conditions).