300L Compact Flat Non-pressurized Solar Water Heater
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300L Compact Flat Non-pressurized Solar Water Heater

1. Inner Tank: 1.2mm SUS304-2B food grade stainless steel
2. Outer Tank: 0.41mm color steel/ SUS304-2B
3. Bracket: 1.5mm Galvanized steel/Stainless steel.
4. Insulation: 55mm imported PU.


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Product Description


Higher thermal efficiency than vacuum tube system in warm area
1. In favor of circulating system
2. More stable performance applying in big project
3. Easy installation
4. Collector can take pressure and resistance to air drying
5. Combined perfectly with building

Technical Data 
Tank capacity300L
Inner tankΦ440, SUS 304 2B, 1.2mm thickness
Out tankΦ540, color steel, 0.4mm thickness
Standing frameSilver, 1.5mm thickness. Equipped with one flat plate copper- aluminum collectors.
Size of flat plate collector(2000*1000*80mm) X 2
Frame of collectoraluminum alloy,
colorSilver. 2mm thickness
Cover boardfabric surface tempered glass, 3.2mm thickness
Absorption rate92%-94%
Reflection rate3%-5%
Collector output range18,000 BTU / clear day
Max. Temp170 degree celsius
Working operating pressure10 bar
Testing pressure15 bar
Thermal insulationGlass wool
Total surface area2.5 sq.metre
AccessoryCopper connector, Magnesium rod , T/P valve, Drain valve, oneway valve, sensor, electrical backup booster



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