The HBB HALFEN bi-Trapez-Box ® is used as a selective edition of the staircase landing plates. The load transmission is done via elastomer bearings. The landings are monolithically connected with the building in this case. The impact sound insulation is implemented between landing and staircase.
Quality features are:
Excellent sound insulating properties in a wide range of bearing pressures
For in-situ or prefabricated landings in connection with concrete or brickwork walls
General constructional authority approval
Three landing heights (d = 16/18/20 cm) available
High Impact Sound insulation level