https://smile.amazon.com/JARDLI-Diffuser-Counter-Aquarium-Planted/dp/B01N36MAO4/ref=sr_1_1_sspa?keywords=co2+sintered+glass&qid=1553378698&s=gateway&sr=8-1-spons&psc=1
Consider something like this:?https://smile.amazon.com/Homasy-Submersible-Aquarium-Fountain-Powerful/dp/B00EWENMAU/ref=sr_1_4?keywords=submersible+water+pump&qid=1553378827&s=gateway&sr=8-4
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-------- Original message --------
From: Lee Studley <indigoredster@...>
Date: 3/23/19 4:52 PM (GMT-06:00)
Subject: Re: [homebrewpcbs] Preparing Cupric Chloride Etching Solution
LOL, I never heard of a "fritted gass bubbler" so I googled and one of the first "hits" ,pun intended.was this:
https://www.youtube.com/watch?v=DQOBdtsKqaQ
