Insulation and Extra Heating Heat tape or electric pipe heating cables for the water lines are also a good idea. When it comes to water softener tanks, some homeowners have an insulated box built around the system. You can also purchase plumbing insulation in sheets, or wrap an insulation blanket around them.Click to see full answer. Besides, how do I stop my water softener from sweating?Insulate the tank to prevent condensation. Adding insulation over the surface of your water softener basically puts a (warmer) barrier between the cold surface of your tank and the warm air. And that means less condensation.One may also ask, does softened water freeze? There are even special jackets designed specifically for water softener tanks. Because of the salt saturation, your brine tank is only likely to freeze in very cold climates where temperatures can drop below zero. Although not a cure-all, this will at times, prevent full-on freezing and bursting from freezing pipes. Accordingly, can I just turn off my water softener? You do not need to turn off the water, just unplug the softener. This will keep it from regenerating. You can also open the bypass valve, which will allow water into the home, but it won’t be going through the softener.How do I stop my cold water pipes from sweating?Seal joints between lengths of tubing with special “peel-and-stick” seam-sealing tape or foil duct tape. If your cold water pipes are sweating more than you are on these hot summer days, here’s the simple cure. Run down to the local home center, lumberyard or hardware store and pick up some foam pipe insulation.