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12\" Square Basin Riser

12" Square Basin Riser

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Product Description

12" Basin Riser

The 12" Square Basin Riser is used to extend the height of the basin by approximately 6".  Manufactured from High Impact Polystyrene (HIPS). The riser fits the 12" Square Catch Basin and can easily be stacked together to increase the height even further. Also available in a 9" model.


  • UV stabilized to protect from sun degradation.
  • Use to extend height on 12" Square Catch Basins.
  • Installs directly on top of 12" Square Catch Basin and extends height by 6".
  • Multiple risers can be stacked on top of each other to achieve desired height.
  • Made in the USA.


  • Dimensions: 12.25" length x 12.25" width x 7.00" height
  • Weight: 2.15 lbs.
  • Extension Height: 6"
  • Material:High Impact Polystyrene (HIPS)


  • Use with Square Catch Basin: 12"
  • Use with Square Flat Grates: 12"
  • Use with Square Atrium Grates: 12"


A 12" Square Basin Riser is used to extend the basin height by approximately 6". Use with a 12" Square Basin and can easily stacked on top of each other.

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