Access Doors IRRD-3DE

IRRD-3DE Insulated Access Doors

  • For outside insulated round ducts  
  • Fitted with a cover plate (3DE)
  • Minimum insulation thicknesses apply
  • Optimal thermal insulation
  1. Duct wall
  2. With or without hard aluminum outer skin
  3. Insulation
  4. RRD access door with longer screws
  5. The cut edge of the insulation is covered by the cover plate (3DE)
  6. Metal knobs
  7. The trapped air pocket trapped offers good insulating properties

Catalog and Prices


Access Doors for Insulated Round Ducts
IRRD-3DE (DE = 3rd lid)

Self-adhesive Rubber Edge Molding SKK