Coupling sleeve
- Lock rings help secure the ducts to the flanges.
- The duct is fitted with a slip-on seal to retain airtightness class C (available as an accessory).
- Made of polypropylene (РР) with thermoplastic elastomer (SEBS).
- Operating temperature: from -20 to +60 oC.
- Application: Supply or exhaust ventilation systems of residential spaces. Joining Ø 65 and 75 mm air ducts.
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