Polymix Self Leveling Seam Sealer. Polymix Self-Leveling Seam Sealer is a two-component urethane seam sealer used to match the OEM seams for trunk seams, drip rails, roof seams and core supports. Self-Leveling Seam Sealer is a two component, room temperature curing, beige or grey colored, odorless, self-leveling polyurethane adhesive specially designed for structural bonding of a wide range of materials as thermosetting and thermoplastic materials, steel, aluminium, concrete, wood and glass.
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