General
Suitable for wall duct width	170 mm
Depth of wall duct	85 mm
Construction type	Coupler
Model	Symmetric
Material	Steel
Material quality	Other
Surface protection	Galvanic/electrolytic zinc plated
Halogen free
With potential equalization

Coupling pair electrical/mechanical sheet steel for BRS 85x170mm upper part 80mm. Couplings for potential equalization between duct lower parts as well as for simple and precise duct connection with additional flat plug connection.