How to Seal Form Joints to Stop ‘Fins’: Tape vs Caulk vs Foam Strategies
Introduction Sealing form joints means choosing a method to close gaps in the formwork so fins don’t form. Tape, caulk, and foam are common options, each with its own pros and limits. Look at the product label and the concrete conditions to decide what to use. Tape works best for clean, straight joints, caulk fills […]
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