Grundfos STN-4.0 B pump The pump has been removed from the house as its no longer needed it was in perfect working condition when removed. Has never had any faults or issues. It’s just simply not needed anymore. A lot of info/specs of the pump can be seen in one of the photos.Also includes complete instructions. These are £500 new. Would consider posting at buyers expense. If you have any questions please ask.
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