IRD-4

 

Insulated Access Doors IRD-4 (Insulation thickness between 40 and 55 mm)

  • For insulated rectangular ducts
  • Insulation thicknesses from ≈ 40 to ≈ 55 mm
  • Max. operating temperatures up to ≈ 80°C 
  • A cover plate protects the insulation edges  
  • Thermal bridges are minimized
  • Aluminum versions: springs, screws and bolts are made of stainless steel V2A.
  1. Duct wall (max. 2 mm)
     
  2. Soft, compressible insulation, between 40 and 55 mm thick
     
  3. Cover plate protecting the cut edge of the insulation and preventing the shedding of loose fibers. Discrete and clean appearance.
     
  4. A special IRD rubber profile (15 mm gap) connects the cover plate to the duct wall without creating any thermal bridges
     
  5. Knobs (protected design)
     
  6. The trapped air pockets offer a good thermal insulation. To avoid convection currents, insulation chunks could be stuffed between the duct wall and the cover plate and between the access door 
    covers.

Note
This version is not suitable for temperatures above 80°C.
For such cases we recommend the METU insulated access doors IRD-3DE

 

Prices

Installation Instructions

Installation Video

To be taken into consideration when fitting stainless steel parts

 

IRD Cover Plate Information

Specification Texts

 

Made by METU in Germany

METU Insulated Access Door IRD-2