Two basic styles are available. The Replacement Door (RD) is a flat unit for an existing sloped wall. The Cellar Door (CD) is a sloped unit for a flat surface. Click the model that suits your needs.
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Already measured your existing steel unit?
Use the following chart to find the appropriate model.| If you have an existing steel door with these dimensions: | Then you can use this model: | |||
| Length | Width | Height | Model | |
| 71" | 53" | 19 ½" | CD-3 | |
| 72" | 55" | 19 ½" | CD-3 | |
| 63" | 49" | 22" | CD-2 | |
| 64" | 51" | 22" | CD-2 | |
| 42 ½" | 49" | 51" | CD-SL | |
| 43 ¼" | 51" | 52" | CD-SL | |
| 54" | 45" | 30" | CD-0 | |
| 55" | 47" | 30" | CD-0 | |
| 57" | 45" | 24 ½" | CD-1 | |
