Reliable materials: The external material is waterproof and high-temperature-resistant fabric; the heating element is a 2.4 mm silicone heating wire; and the inner lining is aluminum foil and thermal insulation cotton.

Safety design: Freeze protection down to -45°F (-42.7 ° C). The internal overheating protection device, the heating wire, reaches 140°F (60 ° C) and is automatically powered off.

Flexible use: Fits all standard RV sewer hoses. Parts with plugs can be used separately. Parts with connecting cables need to be connected to the parts with plugs for use.

Simple installation: Wrap the heating jacket around the outside of the tube, adjust the position and then directly paste it to fix it, and finally power it on.