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| Vacuum tube | Φ58*1800/Φ58*2100/Φ70*2000 three-targets vacuum tube |
| Inner Tank | SUS-304 Stainless steel (Food grade, 0.41mm) |
| Outer Tank | SUS-304 Stainless steel (0.31mm)/ color steel(0.5mm) |
| Tank diameter | 460mm |
| Thermal insulation layer | Polyurethane foam |
| Pressure | Unpressurized |
| Circulation type | Direct/Open loop |
| Connection type | Direct-Plug |
| Heating system | Thermosyphon(Passive, absorb efficiency over97%) |
| Installation | Free standing |
| Volume | 65L/80L/95L/120L/145L/160L/190L/240L |
| Vacuum degree | 10^-4 |
| Idle sunning property parameters | Y≥210M^2·℃/KW |
| Working condition | Daily solar energy≥13Mj/m² |
| Annual solar energy≥4200Mj/m² | |
| Certification and warranty | CE, ISO9001 5 years |
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Service & FAQ
| Our Service |
| 1.Inquiry Response: Your Inquiry will be replied within 24 Hours |
| 2.Sample Order:3--7 Days for sample order |
| 3.Can do OEM Basing on your detailed Request |
| FAQ |
1. Q:Are you a manufacturer or a trade company? We are a manufacturer, we have our own production line.
2. Q:Can you do OEM business? Yes, we can do OEM business and we have over 5 years OEM experiences.
3. Q:Can you provide sample for quality reference? Yes, we do provide samples for our customers.
4. Q:Do you have a quality warranty, how long it is? Yes, we have a quality warranty for 5 years, we will provide 10 more tubes for each 1000 tubes order to make up the wastage. (quality warranty doesn’t contain damage from natural hazard and human factors.)
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