Bostik SB Duct Sealer, Sealant Grey - 375ml (was FR Duct Sealer)

BOSTIK 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.

• Very Popular in HVAC Applications
• Fire Rated once Cured (within 24 hours)

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