18 Heat Pipe Vacuum Tube Pressurized Collector
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Internationally certified most widely used product
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All glass reliable, efficient heat absorb coating vacuum tubes
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Inside copper thermal heating pipes for quick heat gathering with easy plug-in installation and replacement
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Provide system regular pressure up to 8 bar/116psi
- Effective solar and stable solar conversion collector for four seasons, in all areas comparing with both Flat Panel type and Evacuated Tubes type collectors
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No corrosion or water scaling problems
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All aluminum casing and mounting frame
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Ideal for both domestic and commercial solar water heating applications
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Maintenance free
- Antifreeze
- 18 tubes: net weight 134 pound, absorbent area 25 square foot, dimension 78 x 63 x 5 inch