Brand:Sunfield
Model:SF- 58*1800*10 - mx
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2 Person Solar Hot Water Bucket Heater
* Performance Data Vacuum Tubes
1. Whole glass vacuum tubes adopt super hard borax and silica glass;
2. Absorb rate: 93%, thermal radiation rate: 6 %( 100)
3. Temperature when exposed to sun without water: 250C, 2.5hours to boiling if using single tube;
4. Resist 25mm hail, using life can last 15 years.
| Material of inner tank: | SUS 304 2B(food grade) with 0.4mm thickness |
| Material of outer tank: | galvanized steel with 0.4mm thickness |
| Material of Stand part: | galvanized steel with 1.5mm thickness |
| Insolation: | polyurethane foam thickness:55-60mm. |
| Rubber seals and rubber ring material: | Silicone Rubber |
| Vacuum tube | Dia 47/1500, Dia 58/1800 |
| Heat Preservation ability: | 72Hours |
| Hailstone resistance: | less more Dia 25mm |
| Optional installation angle | 45C |
