Product Description

Description: a. Reliable and efficient withdouble vacuum-glass solar tubes b. Easy plug-in installation c. Outer tank material: stainless steel plate or powder coated color steel sheet d. Inner tank material: 0.5mm thick SUS**4 food grade stainless steel plate e. Frame material: 1.2mm stainless steel or color steel f. Superior heat preservation ensured by *0 - *5mm polyurethane foam insulation layer g. Electric booster heater with anti-creepage plug for cloudy, rainning day using(optional) h. Automatic filling & draining System controls the heater; user could control by the quantity and temperature. (optional) i. Water temprature and level Controller(optional) j. Antifreezing elctro thermal belt could provide the pipe from froze in winter.