Introducing Submarine from System Three, a novel new epoxy patching compound formulated for wet substrates. To kick things off, System Three is offering a free 1 quart kit with the purchase of a 1 quart kit for the next 24 hours, so act fast –  just add 2 kits to your cart and use code “BOGO” on checkout to get your free kit!
Not only can Submarine be applied to wet surfaces, it can even be applied underwater, and it will cure in temperatures as low as 35°F! Use Submarine on concrete, steel, masonry, glass, wood, aluminum, stainless steel, high carbon, and mild steel. Submarine works great as a general-purpose adhesive or patching compound. Try it today!