 Here's a great summer deal. Diehard Maxx Industrial Strength Epoxy Floor Coating Kits are now on sale for just $99. Add a tough, high-performance finish to your basement or garage surface, including decorative flakes that create a slip-resistant floor. This fast and easy kit from Deich Coatings is now just $99, covers 250 square feet of space with impact-resistant gray and tan glossy sheen. Diehard Maxx Surface.