Aluminium Reinforcement Bar

• Flat aluminium bar applied to outer panel face for anti-deflection
• Required on panel faces exceeding 600mm width per SMACNA
• Material: aluminium alloy 6063
• Standard section: 20mm × 3mm or 25mm × 3mm
• Standard lengths: 1m, 2m, 3m
• Bonded to panel with PIR adhesive and riveted
• Lightweight — does not significantly increase duct weight
• Also used as transverse reinforcement at duct joints