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Solar Air heater

tubes-1.jpg tibet-sushi-4447ThumbnailsBroken heat pipe by freezing.tibet-sushi-4447ThumbnailsBroken heat pipe by freezing.tibet-sushi-4447ThumbnailsBroken heat pipe by freezing.tibet-sushi-4447ThumbnailsBroken heat pipe by freezing.

Solar vacuum tube for heating air.

Author
Sven Tetzlaff
Dimensions
2945*1963
File
tubes-1.jpg
File size
3353 KB
Visits
1965

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