Location: The mountains of Scottsdale, AZ, and the beaches of Maine
Posts: 10,117
Take look under your TM. There is no black tank, and no place to put one. However, a number of our members have removed the Thetford toilet and installed a SeaLand M-28 in its place. Lots of info here on the forum. Use the Search tool.
Bill
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2020 2720QS (aka 2720SL)
2014 Ford F-150 4WD 5.0L Bill's Tech Stuff album