DAP Premium Polyurethane Construction Adhesive Sealant is a one-part, moisture- curing, non-sag elastomeric commercial-grade sealant. It is specifically formulated to provide a long-lasting, durable seal when filling exterior gaps, joints & cracks. This high-performance sealant offers superior adhesion to most substrates and remains flexible to withstand up to 70% total joint movement when installed into a properly prepared joint. Exceptional cut and tear resistance. Handles foot & vehicle traffic and may be used above or below waterline (including potable water applications).