Made to be used with the 9”x9” catch basin, the 9”x9” atrium grate is your perfect solution to keep floating debris out of your catch basin. Simply screw the atrium grate onto your catch basin instead of the flat grate, and you’re good to go


  • Easy to install
  • Fits Polylok 9″ x 9″ square catch basin
  • Highest UV package available to prevent fading
  • Available in black or green