The installation of the wooden door requires three steps of measurement, retesting and installation, and the net height requirements of the door opening are the same. If there is no wall slab on the unilateral side, the wall sill should be fixed on the wall with the wood board…

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• Model NO.: C810
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• Model NO.: 3.50-4, 3.50-6, 3.50-8
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This solar distiller can produce record fresh water. Image source: UT AUSTIN

The tank equipment called "Sola…

• Model NO.: 4.00-8
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