No More Ply Adhesvie Mega Strength 305ml Polyurethane. For use with No More Ply Boards, the Mega Strength adhesive has an exceptionally high bond, setting in 5 minutes. A transparent one part moisture curing adhesive. Is 100% seawater proof and will foam marginally on application which can be used to fill small gaps. Each 305ml tube of glue will fix approx 5-8 No More Ply boards (3.6-5.76 sq mt). Recommended for use with No More Ply screws.