Dornbracht 0421340770090 is a non-return valve holder for selected Dornbracht xTOOL concealed thermostat rough and module assemblies. Dornbracht exploded parts data also identifies this part as a nipple used alongside the non-return valve or back-flow preventer position within the concealed thermostat assembly.
This holder should be matched by the exact part code 0421340770090 and by the removed component or the Dornbracht spare parts breakdown for the valve. Do not select this part by thread diameter or height alone because similar non-return valve and back-flow preventer parts may be used elsewhere in the Dornbracht range.
| Brand | Dornbracht |
|---|---|
| Exact part code | 0421340770090 |
| Part type | non-return valve holder / nipple |
| Application | selected Dornbracht xTOOL concealed thermostat rough and module assemblies |
| Fitting thread diameter | 23.8mm |
| Height | 22.6mm |
| Related non-return valve position | used with the separate non-return / back-flow preventer assembly where shown in the spare parts diagram |
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