The Gordon Cellar Door 6 in. Extension for RD-1 Doors is designed to extend the RD-1 cellar door to cover longer openings. It is made of steel and primed red. The 6 in. extension will extend the length of the unit to 67 in. - 69 in.
- Designed as an extension for RD-1 cellar doors
- Designed to accommodate openings that are longer than the door size
- Made of heavy-gauge steel
- Primed and ready to paint
- Easy to assemble