Heavy gauge ducting systems
Roof passage
Description
Fully welded roof passage.
Mounted on a roof on the outside in combination with a storm collar to ensure the water-tightness of the roof.
Type
Rolled and welded sheets.
Heavy gauge ducting systems
Fully welded roof passage.
Mounted on a roof on the outside in combination with a storm collar to ensure the water-tightness of the roof.
Rolled and welded sheets.
