The Interlaken pattern for the NDS® 18×18 catch basin is available in either the raw casting or Baked on Oil Finish (BooF).
(There may be slight dimension variances on cast iron products)
Actual Dimensions: 16.78″ [426 mm] x 16.78″ [426 mm] x 1″ [25.4 mm]
Specification Sheet for IA-INTER-CB18
Designed to fit: NDS 1800 Series Catch Basins
Please note that all raw cast-iron grates begin to naturally rust with exposure to any form of moisture and will appear bright orange before settling to brown.