QUESTIONS & ANSWERS
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I have a Crane model toilet that came with the home when we bought it in 1973. I am in the process of replacing it. How could I find out the manufacture date of this toilet and the number of flushes?
Gallons-per-flush (GPF) over the years: 1920s to 1950s 7 GPF ~ 1960's & 1970s 5 GPF ~ 1982 3.5 GPF ~ 1994 1.6 GPF ~ 2010 1.28 GPF.