Our D-Box seals are the only true watertight seals on the market today. Our 4” seal fits in both our 12” and 20” plastic D-Box. It accepts 2”, 3”, 4” and corrugated pipe. Our 6” seal works in our 20” plastic D-Box. No other seals can do so much!
- Provides a watertight connection
- No more different fittings to inventory
- Easy to install
- Easy tear outs to accommodate different size pipe