Avanti’s specialized AV-315 Microfoam is a single component, moisture activated, polyurethane injection resin. This high quality resin has an extremely low viscosity and is designed for sealing active water leaks in very fine cracks or joints in below-grade structures. It cures to form a dense, resilient, and impermeable closed-cell flexible foam.
AV-315 Microfoam is tested and certified by the Water Quality Association (WQA) against NSF/ANSI 61 – Drinking Water System Components.
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