1. Anti-freezen & pressurized solar collector 2.Good price solar collector 3. 15Years Warranty:vacuum tube solar collector

solar collector features:a. Solar collector is Module designed, arbitrary combination, harmonized with the building perfectlyb. Intelligent control and automatic operationc. Anti-freeze: Using the anti-freezing liquid as the medium inside of solar collector and the controller hasthe anti-freezing function to protect the solar collectord. Multifunction: bathing, washing, domestic heating etc.e. Work at anytime and enjoyable.f. Material of Model:1) The pipeline is made of red copper and conducted by heat transfer medium liquid2) Temperature preservation is equipped with standard electric water heater setting,automatic temperature control exchanger, and increased anode magnesium barssticking to prevent furring 3) The insulating layer uses polyurethane bulk bubble and has a good effect of temperature preservation 4) Water tank (interior): Stainless steel inner tank5) Manifold : aluminum alloy out casing & red copper flow passage6) Glass tube: new trivalent element heat tube, borrosilicate glass 3.37) Solar working station8) With heat pipe: anti-freezing > -35 degrees centigrade9) Water capacity: 150L, 200L, 250L, 300L, 500L 10) Pressure: 6 Bars11) Daily efficiency: >= 55%(>=42% in winter)12) Heat preservation: 72h to 80h13) Electric heater: 1.5Kw to 3Kw

Household solar heating system(easy installation for individual house)