Parapet duct upper part made of hfr for BRH with upper part width 80mm, traffic white. Parapet duct upper part made of halogen-free plastic, snap-on, internal, upper part width 80 mm, for the electrical installation duct system parapet duct according to DIN EN 50085-1 as a device installation duct.
Halogen-free plastic is flame-retardant and does not develop any corrosive fire gases in combination with moisture, e.g. fire-fighting water. This means that electronic devices and material assets are better protected.