Hi, Dale. Thanks for checking with us. Unfortunately, the ultramax series does not come in a 10" rough in. I would recommend looking at some of Toto's skirted toilets, as they have the option of a 10" rough in adaptor piece for the toilet. Here's an example:
With this adaptor:
If you are looking for a Toto one-piece with a 10" rough-in. I think this would be your best bet. Please let me know if I can assist you further.
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