4EQ Structural Bar® is a high-strength composite reinforcing bar from MST-BAR®. It is the first GFRP rebar to pass all performance requirements of ICC-ES Acceptance Criteria AC454 and to be issued an ESR report by ICC-ES. 4EQ Structural Bar® is made with code-compliant Vinyl Ester Resin & corrosion-proof ECR Glass Fibers to give your reinforced concrete centuries of serviceability.
ICC-ES ESR 4664
Meets all ACI standard for reinforcement under
• Code Compliant
Can be used in 2018 & 2021 IBC and IRC concrete reinforced designs.
• Cost Effective
Less $$ than epoxy coated and plain steel rebar.
Impervious to chloride ion and chemical attack.
• Nonconductive & Nonferrous
Ideal for projects with electromagnetic sensitivity.
• High Performance in All Climates
Stronger reinforcement in freeze-thaw regions & guaranteed longevity in coastal regions
compared to steel rebar.
• Superior Crack Control
80% less crack initiation compared to traditional steel rebar due to high bond strength.
• Chemical Resistant / No Waterproofing
Impervious to de-icing salts and corrosive chemicals and eliminates the need for costly
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