Latex tubes need daily pumping. Can’t imagine tubs are much different.
Yes I know. I canny change the laws of physics as Scotty would say. I'd swap to a plain vanilla tub, but the front one appears to be attached with kryptonite and in this heat looks like way too much sweating.
@BernardRenault started
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Latex tubes need daily pumping. Can’t imagine tubs are much different.