The screwable Surface box of the company FRISCHHUT is characterized by an easy adaption to a too high or too deep street level and also to the plane of the runway.
Also after years of employment, the FRISCHHUT Bolted-Surface box is still rotatable.

The screwable Surface box of the company FRISCHHUT is characterized by an easy adaption to a too high or too deep street level and also to the plane of the runway.
Also after years of employment, the FRISCHHUT Bolted-Surface box is still rotatable.