13" x 20" x 6" Rectangular Black Box Reclaimed Water Standard Jumbo with Overlapping Purple Cover Tapered Valve Box Extension | NDB119TBCR

Key Features

• The NDS Standard Series 13 in. x 20 in. body is tapered and has a minimum wall thickness of 0.250 in.
• The cover seat area has 16 structural support ribs on the underside of the seat, each with a minimum thickness of 0.25 in.
• The bottom of the body has a 0.5 in. flange
• The 13 in. x 20 in. cover has an average thickness of 0.25 in.
• The valve box has a 3/8 in. 304 Brass nut for the bolt-down as a standard feature
• The body has a double wall at the top cover seat area with a minimum thickness of 0.25 in.