HNB Trade Seal 75–90mm
A flexible sealing ring designed for medium to large pipe or duct penetrations. Both collar and base are made from durable flexible materials to provide a secure and airtight seal on various surfaces, including uneven or irregular ones. Suitable for HVAC, plumbing, refrigeration, and electrical conduit applications.
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Suitable for 75–90mm pipes or ducts
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Fully flexible collar and base for adaptable sealing
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Prevents air leakage, dust, and moisture ingress
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Easy to install with a secure fit on different surfaces