kemerExplorerFeb 09, 2020Hard water stainsWhat's the best way to remove hard water stains from the side of your coach? I get some periodic dripping from refrig venting and from roof air conditioners that run down the side. Leaves a white stre...Show More
Jack_SprattExplorerFeb 09, 2020Muriatic acid followed by washing with soap and water. Wax to reduce future staining.