Can an Older Toilet Be Retrofitted to Be 1.28 Gallons per Flush?
Yes ! But it’s tricky. Lower water usage may not be desirable or easy. You can retrofit a 5 or 3.5 GPF (gallons per flush) toilet to a 1.6 or a 1.28 GBF toilet, with keeping the same tank and same bowl by doing the instructions below. Once you have retrofitted your older toilet, you
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