Cinderella® Comfort Arctic Insulation KitCinderella recommends adding its insulation kit for toilets that will be installed and used continually in cold climates. When ambient temperatures are very low, condensed water and ice can accumulate on the appliance. This kit is specially designed for the Cinderella Comfort incineration toilet to reduce wear on the product and its interior by adding a layer of insulation inside the toilet shell. Tools needed: 2 pc. 10mm wrench or 10mm hex socket 7mm