GBErockfall protection barriers from 100 to 3000 kJ

Featuring high-tensile steel wire and an exceptionally straightforward installation method, this product is setting a new standard in the field of rockfall protection barriers. Our GBE barriers, designed for impact energy levels of up to 3,000 kJ, are delivered to construction sites preassembled for quick installation onto support posts. All barriers meet the requirements of the ETAG-027 category A – the highest category of this guideline.


Flexible ducting manufactured for mine and tunnel ventilation.  Features Diameters: 12” to 120” (305mm to 3050mm). Various section lengths available for mining and tunneling. Products available for positive and negative pressure airflow. Hi-Strength product construction. Industry-leading continuous inline suspension seam. Available with a selection of hanging and levelling accessories for horizontal or vertical installations. Fire resistant for mine safety and to meet local regulations. High efficiency and quick coupling options

Split Set® Friction Rock Stabilizers (Friction Bolts)- Rock Bolts for Reliable Ground Support

Split Set® friction rock stabilizers are manufactured by International Rollforms, Inc. for underground or above ground applications in mines, tunnels, slopes, or wherever reliable ground support is needed. Our friction rock bolts produce superior holding power due to their unique design that exerts pressure against the rock over its full contact length immediately upon installation. When ground shift occurs, our rock bolts conform to the changing ground conditions. The result