Stainless steel is a miracle for boaters. It’s reasonably strong, stays shiny, and requires minimal maintenance. But savvy boaters also know it’s not corrosion-proof, only corrosion resistant (see “Marine Metal Warning,” PS February 2007). In fact, for many applications it is inferior to silicon bronze, the copper alloy that has served mariners for decades, (see […]
Battery manufacturers want their batteries recharged to 100-percent state of charge after each discharge. In reality, few cruising boats (or any boats kept on a mooring) return their batteries to 100-percent state of charge after each cycle. If this partial state of charge operation continues, your very expensive AGM battery will soon perform no better, if not worse, than a common deep-cycle flooded battery bank. To keep that from happening, we have a few tips.