Cover washer Ø38 mm (fits stainless steel screws)
Aluminum clad rubber cover. Cover for installation of duct plastic/insulation boards.
This cover is specially used for use in fixing insulation boards to provide good durability.
Outer diameter: Ø38 mm
Hollow diameter: Ø5.5 mm
Thickness: about 5.5 mm
Installation of channel disc with
cover and stainless steel screw.