NDS 6" ECONO ROUND OVERLAPPING COVER ONLY:
NDS 6" round valve valve boxes and covers are injection molded of recycled polyolefin material with a melt index between 10-12. Coloring and UV stabilizers are added, alon gwith processing lubricants when needed. The 6" round cover shall have an average thickness of .150".
- Overlapping covers prevent dirt and grass from settling between body and cover, making it easier to remove over time
- One-piece molded of polyolefins
- UV inhibitors prevent discoloration and deterioration; such as cracking or blistering