Water Heater Clean Out - White Powder
I did my annual Suburban Water Heater anode replacement clean out and was amazed at how much of the white powdery crud can accumulate in only a year with little RV usage. We live in a very hard water ...
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I suspect it's aluminum oxide, the corrosion product from an aluminum anode rod.
Got any left? If it's calcium scale, calcium carbonate, it will dissolve in vinegar and fizz like an Alka-Seltzer tablet. Aluminum oxide also will dissolve in vinegar, but it won't fizz.
Got any left? If it's calcium scale, calcium carbonate, it will dissolve in vinegar and fizz like an Alka-Seltzer tablet. Aluminum oxide also will dissolve in vinegar, but it won't fizz.
