... scope: used for insulation pool, incubator and other heating equipments.Features: heating fast, reliable qualityNote: can be customized into different ... is in a metal tube into the heating wire, and the gap part of the tightly filled in crystallization of ... showers, water dispensers, boiling, dishwasher and various types of heating appliances, etc. 5)Insulation materials: magnesium oxideTube Material: ...