How to remove heavy mineral deposits from pontoons.

Kevin Sageman asked:

Like most pontoons that don’t get cleaned on a regular basis we have a few in stock that have a lot of mineral build up on the bottom half, below the waterline, of the tubes, which cleaner works best and how well will it work on mineral build up in some cases looks like concrete.

Get the Skipper's Answer

Visit "Ask the Skipper – The Skippers Blog" to read the skippers answer to the "Question of the Week".