Video
Preparing the Mold Video
Part of a video series on how to build a biosand filter (BSF). It outlines how to clean and oil a BSF mold and to install the outlet tube before pouring the concrete container to achieve a smooth, trouble free concrete filter body.
Video
Preparing the Mold Video
Part of a video series on how to build a biosand filter (BSF). It outlines how to clean and oil a BSF mold and to install the outlet tube before pouring the concrete container to achieve a smooth, trouble free concrete filter body.
Language:
English
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