RD51M – Rytons Flat Channel Duct 1m L (204mm x 60mm Range)

General Details

RD51M – Rytons Flat Channel Duct 1m L (204mm x 60mm Range)

  • 1m length of flat channel ducting.
  • Flame retardant.
  • Male component.
  • Part of Rytons 125mm (204mm x 60mm) RytDuct® Range.
  • For use in conjunction with cooker hoods and extraction fans with a maximum output of 500m³ per hour.
  • Suitable for working temperatures -20ºC to 60ºC.


  • 204mm W x 60mm H (overall external) x 1m L.

Compatible Components:

  • Bends and Connectors:
  • Rytons Rectangular Wall Plate RD5WPR.
  • Rytons Flat Channel Horizontal Adaptor RD5FR.
  • Rytons 90° Rotating Elbow Bend RD5EB.
  • Rytons 45° Horizontal Bend RD5H45.
  • Rytons 90° Horizontal Bend RD5H90.
  • Rytons 90° Vertical Bend RD5V90.
  • Rytons Flat Channel Connector RD5C.
  • Rytons Galvanised Banding (12mm W x 10m L) BANDGALV.
  • Rytons Flat Channel Duct Clip RD5CLIP.
  • External Grilles:
  • Rytons Multifix® Air Brick with Flat Channel Ducting Adaptor RD5MFAB.
  • Rytons Double Air Brick Adaptor RD51MFAB2.

Free Area:

  • 11,452mm² (114.52cm²) per unit.

Static Pressure Drops in Pascals (Pa):

  • 15 l/s: 0.54.
  • 30 l/s: 1.97.
  • 60 l/s: 7.21.


  • Flame retardant high quality plastic.
  • Flame retardant material conforms to a minimum to DIN41092 B1, UL94 V-2 and in some cases UL94 V-1.  If the flame was removed from the product it would stop burning as the material is self extinguishing.  If tested products would pass to the standard of UL94 V-0.

NBS Specification: