Doors & cover (3 inch only) are available for a 3 inch to 24 inch unused space.  See the document link for Model 6 Blank Doors in the On-Line Digest.

8998CP03 - 3 inch high blank cover plate
8998CP06 - 6 inch high blank door
8998CP09 - 9 inch high blank door
8998CP12 - 12 inch high blank door
8998CP15 - 15 inch high blank door
8998CP18 - 18 inch high blank door
8998CP24 - 24 inch high blank door


CTA-ID : 2026545