I’ve got the same issue and would like to know what others are doing. Easiest solution I have heard so far is to run it as ro only into your storage container. Aerate it and than pump it through your di.
These are just coming out. I don't think you will find many reviews yet. I've got the 1200 on order from CuttleFish for my redsea s1000. According to the Red Sea website you have to remove the sock holder from the sump.
I remember there being a member on here that would sell the reworked industrial C02 regulators for calcium reactors. Does anyone recall who this was and if they still sell them currently looking for something that is not junk.