Used for Return Air for Ceiling & Wall Mounted Applications
Appearance: The fitting resembles a saddle that clamps onto a main pipe/duct
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The Steel Band is placed 40mm from the edge of the Fire Wrap blanket
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Bostik SB Duct Sealer, Sealant Grey - 375ml (was FR Duct Sealer) Coil Cleaner Used for Return Air forBOSTIK SB Duct Sealer (was Bostik FR) is a Fire Retardant, Non slump, Fast Drying Sealer. Once fully dried, it will remain Flexible, performing over a wide temperature range on both internal and external surfaces. It is paintable and bonds well to most commonly found Construction Surfaces such as Zinc plated steel, Foils used in Ducting, other Metals, Wood & Concrete. It can be used to seal Lap Joints in Heating, Air Conditioning Ducts and Roofing.