is the base of this sub pump 8"? The hole is 9"
2
The manufacturer's installation instructions recommend a minimum sump pit diameter of 14 inches to allow clearance for the on/off float to operate properly.
Was this Answer Helpful ?Thanks for your question, This pump requires a sump basin that measures 18in by 24in. it will not work in a 9in sump basin. If you have any further questions please call our technical support team at 800-346-7611
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