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Zipper Repair sleeves

For easy and quick covering the damaged ventilation ducting closing with zipper at the bottom of the duct. Zipper Repair Sleeves can be manufactured on any dimater of ventilation Ducting.



  • A longitudinal zipper (YKK High-Strength Zipper) is attached for closing the sleeve
  • Approx. 0.5% smaller than the nominal duct diameter. ( Reduced leakage to a minimum )
  • Has suspension system. ( Triangle type double-locking hooks )
  • Length : 1, 2, 3, 5 or other upon request
  • Diameters:  300 – 3000mm ( 12” – 120” )
Mat Hellas Repair Kit

Includes one set of handheld hot air welder with its silicone roller and pieceres of MAT  HELLAS 750-FR ducting fabric.

Repair Kit