Optional round aluminium portholes can be integrated in full door leafs. This porthole can be clear if so desired, leavened or frosted with a pattern. The centre height of the porthole is a standard 1,650mm from the bottom of the door leaf.
The porthole has an outer diameter of 375mm with an aluminium edge of 20mm width and a thickness of 2mm on top of the door leaf surface which remains visible.
There is a wide range of options for glass: clear glass, leavened, frosted with coating and various patterns, even with a personalised text or logo if desired.