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Polylok 3001-SN, 4in D-Box Seal and Nut
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
