The Planted Tank Forum - View Single Post - Affordable CO2 sensor?
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post #41 of (permalink) Old 11-14-2012, 04:33 AM Thread Starter
Children Boogie
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Join Date: Dec 2006
Location: Cincinnati
Posts: 16,743
I read silicone rubber is a good gas permeable substance. Will have to test that out.

I can literally mold a membrane to a case but I'd be worry of the fumes affecting the electronics.

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