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CODE: 46672 Categories: ,

FD220 Duct to Duct Self Seal Coupler

Original price was: £20.34.Current price is: £4.60.

Self seal coupler used to join two lengths of FD220 duct

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Product Description

  • Manufactured from white high impact polystyrene
  • Minimum free area of 16,790mm²
  • The Self Seal Coupler incorporates a gasket to reduce air leakage to an absolute minimum in connections between two lengths of FD220 duct
  • Fully compliant with SAP Appendix Q Product Characteristics Database recommendations for duct sizes used with both extract and Mechanical Heat Recovery Systems
  • Manufactured in compliance with Domestic Plastic Ductwork specification DW/154 and does meet UL94HB flammability standard

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