Sheet Metal

Collars – Plate Mounted Start – Top Hats

The Perforated Return Air Top Hats are made from high quality sheet metal.

Some of its features include:

  • Comes in various sizes in circular and ovalised shape.
  • Generally used for gas heating installations, specifically where a return air is going to be located in a cupboard or under the stairs.

Perforated Return Air Top Hat

Item #DescriptionNominal Size (mm/inch)
442776Adaptor Metal RA Top Hat DuctØ250 / Ø10
442777Adaptor Metal RA Top Hat DuctØ300 / Ø12
442778Adaptor Metal RA Top Hat DuctØ350 / Ø14
442779Adaptor Metal RA Top Hat DuctØ400 / Ø16
442633Adaptor Metal RA Top Hat Oval PerfEQØ300 / EQØ12
442634Adaptor Metal RA Top Hat Oval PerfEQØ350 / EQØ14

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