I wouldn't say that is an exceptionally large object - bigger than most but not massive.
If you delete the object does the responsiveness come back?
Or if you start a new file and add the tub, does it slow down?
This will help you to determine if that object is indeed the problem or not.
Barry.
One of the forum moderators.
Versions 6.5 to 27
i7-10700 @ 2.9Ghz, 32GB ram, GeForce RTX 2060 (6GB), Windows 10
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