The next inprovment to be added on to the tank is a 2nd stage Ca reactor like what Untame is running. A go DIY project for me. Where is a good place to get acrylic 4" to 6" OD 1/4 thick and about 18" to 24" long. I think that would make great size for an effluent chamber.
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120 G sps reef, looking to build bigger. 
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