A
Equipment comparison
Compare the catalog references.
Review up to three equipment or parts references, then ask Knopp to verify the exact model, fit and project scope.
Decision view
Focus the comparison.
1 differing field and 5 shared fields across these references.
| Compare | A · RTDO8Round Tube Drop Out - 8" | B · RTDO12Round Tube Drop Out - 12" |
|---|---|---|
| SizeDifferent | 8" | 12" |
| Your selection |
Compare one detail at a time. Letters match your selections below.
SizeDifferent
- ARTDO8: Round Tube Drop Out - 8"
- 8"
- BRTDO12: Round Tube Drop Out - 12"
- 12"
Source: imported owner catalog, formatted October 7, 2026. A blank or differing catalog field is not a compatibility decision. Knopp confirms manufacturer, exact model, capacity, accessories, availability, freight and installation for the written quote.