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Old 09-08-2020, 11:57 AM
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Sunfish (Ray)
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Sunfish is offline
Join Date: Mar 2018
Location: Wollongong
Posts: 1,313
Great idea and good design to draw in external air through a filter which most designs overlook. Polyester fibre insulation would also make a good filter and I wonder if some medium such as silica beads could also dry the air.
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