The document appears to contain technical specifications and diagrams related to plumbing systems. It lists various unit measurements and associated weights. However, the text is largely obscured or appears corrupted, making detailed understanding challenging.

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4. Source: Oliver Wight – The Plumbing Diagram

5. 1 Unit
0.6Kg 6.3 L 1.05
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0.1Kg 2.9Kg0.3 L
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