Liquid Nails Heavy Duty Is a Multi Purpose Construction Adhesive That Delivers Extreme Strength in a Shorter Space of Time. the Product Is Specifically Designed for Those Demanding High Performance Applications, Like Attaching Heavy or Bulky Materials, Paneling, Stone Tiles, Timber and Furniture. Best of All it Delivers Heavy Duty Adhesion Faster So You Can Get on With the Next Job. 2 Times Stronger Than Liquid Nails Original in Less Than Half the Time. no Slump or Stringing, Even When Applying a Bead to Overhead Surfaces excellent Resistance to Water and Weather Makes it Suitable for Interior and Exterior Applications easy to Extrude from the Cartridge at Low Winter Temperatures. speed of Cure Means Mechanical Fasteners Can Be Removed After 8 Hours.