NDS JUMBO RECTANGULAR OVERLAPPING COVER ONLY:
The NDS STANDARD SERIES 13"X20" rectangular valve boxe's overlapping covers prevent dirt and grass from settling between body and cover.�UV inhibitors are added to prevent discoloration and deterioration; such as cracking or blistering.
- Injection molded of recycled polyolefin material with a melt
index between 10-12.
- Coloring and UV stabilizers are added, along with processing lubricants when needed.
- The cover seat shall have 16 structural ribs on the underside of the seat, each with a minimum thickness of .250"
- The 13"X20" cover shall have a average thickness of .250"
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Above diagram is of the COVER ONLY
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This diagram reflects the VALVE BOX (NDS-117BC) that the COVER fits. Valve BOX is NOT included with the COVER. Use these dimensions to determine if the COVER will properly fit your current valve BOX.
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