Used as a transition between rock bolts and ventilator. Suspension frame for ventilator in tunnel roof.
Hole pattern adapted to rock bolts and with fastening to ventilator.
Produced in both acid-resistant steel and carbon steel. Where carbon steel is used the steel is usually galvanized and powder coated to achieve the necessary corrosion class.
• Long lifespan
• Acid-resistant steel
• Easy installation
• Varnishing
• Hot-dip galvanizing
• Paint
Designed as a transition between rock bolts and ventilator.
• Tunnel
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