vacuum tube solar collector ,there is a heat pipe in vacuum tube,so there is not water in vacuum tube,not worried about icing.
vacuum tube solar collector
Features: 1)the most important part of split and pressure solar water heater 2)Easy to use and install 3)Can be put in the courtyard, on the roof or balcony 4)Inlet water hole connects to the tap water, and the&bsp;the outlet hole connects to tp;nbsp;the tap water, and the outlet hole produces pressure hot water directly 5)Adopts the double-deck highly special hard glass tube of boron silicon Specifications: 1)vacuum tube: Tri-hi type, Cu/SS-ALN(H)/SS-ALN(L)/ALN coating, three target magnertron sputtering plating 2)heat pipe: "i"pipe 3)Glass tube dimensions: 47mm x 1.5m with 15/20/24/25/30tubes 4)Heat preservation: 72hrs 5)Hail resistance: 25mm 6)Heat pipe: Anti-freezing &gp;≥-38celsuis 7)Long performance life: 15 years 8)Endures climate feature: Thermal efficiency is good&nod in the whole year <nbsp;Pack>Packing:&amking:&acking:&nb: mp;nbsp;Cp;nbsp;Cp;nbsp;Cp;nbsp;Cartbsp;Carton Warranty: 3 years. Exchange due to original quality problems
vacuum tube solar collector
