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8 in. Riser for 18 in. Square Catch Basin Drain & Low-Profile Adapter Drain

SKU: 1816

Hero shot of the 8 in. Riser for 18 in. Square Catch Basin Drain & Low-Profile Adapter Drain (NDS 1816)
Inside view of the 8 in. Riser for 18 in. Square Catch Basin Drain & Low-Profile Adapter Drain (NDS 1816)
Add 8 in. to a 18 in. Square Catch Basin Drain (NDS 1882) with the 8 in. Riser for 18 in. Square Catch Basin Drain & Low-Profile Adapter Drain (NDS 1816). Also fits a 18 in. square atrium plastic grate (NDS 1891)
Top down closeup view of the 8 in. Riser for 18 in. Square Catch Basin Drain & Low-Profile Adapter Drain (NDS 1816) with a Green 18 in. Square Catch Basin Drain Grate installed (NDS 1812)
Hero shot of the 8 in. Riser for 18 in. Square Catch Basin Drain & Low-Profile Adapter Drain (NDS 1816)
Inside view of the 8 in. Riser for 18 in. Square Catch Basin Drain & Low-Profile Adapter Drain (NDS 1816)
Add 8 in. to a 18 in. Square Catch Basin Drain (NDS 1882) with the 8 in. Riser for 18 in. Square Catch Basin Drain & Low-Profile Adapter Drain (NDS 1816). Also fits a 18 in. square atrium plastic grate (NDS 1891)
Top down closeup view of the 8 in. Riser for 18 in. Square Catch Basin Drain & Low-Profile Adapter Drain (NDS 1816) with a Green 18 in. Square Catch Basin Drain Grate installed (NDS 1812)

Need to capture surface water with a catch basin or low-profile adapter that sits deep in the ground? We got you. The 8 in. Riser adds up to 8 in. of height, can be cut to size, and eliminates the hassle of regrading elevations or awkward piping. It fits securely on top of an 18 in. Square Catch Basin or 18 in. Low-Profile Adapter. The catch basin extension is made of high-impact polystyrene (HIPS) treated with UV inhibitors, and features structural ribs for durability.

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Applications:

  • Adds up to 8 in. of height to an 18 in. catch basin that sits deeper underground; enables catch basin to collect stormwater from the surface and direct to drain pipes before it causes costly property damage
  • Use with an 18 in. catch basin drain and 18 in. square catch basin grate to drain heavy flows from lawns, landscaped areas, parks, driveways, and courtyards
  • For use with the catch basin and grate to capture surface water; as part of a complete drainage system, the catch basin connects to drain pipes to direct water away for proper release downstream

Features:

  • Customize to size with a saw
  • Designed to fit 18 in. catch basin below and 18 in. catch basin drain grate on top

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