ShieldedSolar heating cable(colloquially)Thawing beltOrAntifreeze beltIn addition to the thermal insulation and frost prevention requirements of a standard solar-assisted heating system, the safety factor for operation is significantly enhanced. Shielded typeElectric Heating TapeAn additional metallic shielding layer is added to the inner sleeve. The function of the explosion-proof shielding layer: It can serve as a ground wire, ifAccompany tropicalCore wire breakage can lead to leaked current flowing through the shielding layer into the grounding grid, providing safety protection.