RAD Series

  • Two sheet metal construction formed by precision ‘stamping’ to provide increased strength
  • Aesthetic appearance
  • User friendly hand knobs to facilitate easy opening and closing without the need for special tools
  • Conical spring design which enables the two piece door to perform as a single unit
  • Opening cut in the duct wall permits the back plate or ‘inner plate’ to slip easily through and due to the neoprene gasket, form an airtight seal
  • Three piece thermally insulated version available


Size A (mm) Size B (mm)
200 300
350 350
600 400
2418 600