Accessories Roof Cowls

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  BRFL

  Circular counter flange.

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  BRRB

  Back draught damper

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  BRSA

  Transition from roof duct to circular to ductwork

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  BRÖG

  Transition from roof duct to circular roof cowl.

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  DELTA-SU

  Enables the exhaust air speed to be regulated, for the AH and KH models