NDS 9 in. Square Catch Basin Riser Bottomless Black Plastic

About this product
The NDS 9 in. square catch basin riser in black adds up to 6 in. of height to a catch basin, eliminating regrading or awkward piping.
It fits the 9 in. square basin and low-profile adapter, accepts a 9 in. grate on top, and cuts to size with a saw; made of HIPS with UV inhibitors.
From the Manufacturer
Specifications
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