Additional length extensions and transition ends. choose from the drop down menu. To add to the DM 252
DM 252A Duct work extensions / transition ends
- lengths 5' 6'3" 8'6" most common lengths found on Pullman cars. Cut to length to shortened. Transition sections are left and right. *** Note some trimming of flash and filler blending is required.these Were based on the Walters wood roof for heavy weight Cars, can be used for other cars as well.