Waterproof vs. Fast-Drying: Gorilla's 18 Oz Wood Glue Tested for Outdoor Use We've always prioritized durability in our DIY projects, especially when tackling outdoor woodwork. The challenge? Balancing waterproof strength with drying speed. Enter Gorilla Ultimate Waterproof Wood Glue-a product that promises both. After testing it in real-world conditions, from rain-soaked decks to sweltering sun-exposed fences, we're impressed. Its natural wood color blends seamlessly, and the waterproof formula held up against moisture, salt air, and temperature extremes. While it's not the fastest-drying option on the market, the trade-off is worth it: the bond remained rock-solid even after weeks of relentless exposure. Whether repairing a weathered garden bench or building a backyard shed, this glue proved reliable. We're not saying it's perfect for every scenario, but for those seeking long-term resilience, it's a standout choice. Our verdict? It's a solid investment for projects where performance trumps haste.