non pressure Solar Thermal Collector with manifold 50 58 * 1800 mm vacuum tubes good quality

high efficient solar collector,, vacuum glass tube, triple coating tubes 58 * 1800 mm
Feature:
1.Be used in split non-pressure solar water heater system. The project manifold is designed to apply in hotel , school ,and army constructure etc..
2.Vacuum tube solar collector with 12-14mm diameter heat pipe head,which supply higher thermal efficiency.
Specifications:
1.Vacuum Tube :borosilicate glass 3.3
2.Tube Coating: ALN/AIN-SS/AL
3.Tube Dimension : 47mm*1500mm /58mm*1800mm
4.Manifold casing material: PVDF steel panel/ aluminum alloy
5.Heat channel:TU2 copper
6.Insulating layer:polyurethane and mineral wool
7.Frame: aluminum alloy
9.Gross Wight: 47.2-92kg
10.Volume: 0.263-0.726m3