The Geogard Seam Sealer is used as a waterproofing patch for seams and metal fasteners.  In addition, it can be used to seal joints in copings, flashings, vents, and parapet walls, and may be applied to other protrusions on a variety of roofing surfaces.  Geogard Seam Sealer is now available in quart-sized caulk gun cartridges; the easy-to-handle packaging will improve the ease of application while reducing waste.

Composition:

Geogard Seam Sealer is a single component, high solids moisture curing, polyurethane sealer.  This product is formulated to provide a tough, flexible film for waterproofing a variety of roofing substrates which include metal, weathered single ply, built-up, modified bitumen, polyurethane foam and concrete.