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Metu Overcollars

Ventilation Ducting | Flanges & Connectors | Metu Overcollars

Metu Overcollars are 90mm wide galvanised sealing bands with a single bolt adjustment and a EPDM lining. Use as a self-sealing alternative to male couplers on smaller diameter spiral tube.

• One bolt fixing system: M6 Allen screw
• No projections inside the duct
• Inaccurate ends are securely connected
• Easily disassembled
• Air-tightness class D (DIN EN 12237) or ATC 2 (DIN EN 16798-3) when installed correctly.
• No additional measures, such as the use of adhesive tape, screws or sealant, are necessary.