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Few_Ad_5677 t1_j9f8lld wrote

He is talking about the flange — tankless toilets generally have a different mounting scheme, don’t they?

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loganab13 t1_j9f98r5 wrote

No. The only tankless toilets that vary from typical flanges are wall hung (carrier) toilets which aren’t all that common in residential settings. OP needs to ensure he has the water pressure for the tankless unit to operate in the first place.

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