Dosing is far cheeper / easier than water changes every few days.......
Maybe not so much with a 20 gal but anything over 40-50 gal would be expensive and labour intense to do WC every few days
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250G DD LED SPS R.I.P.
180G LED SPS
80"x36". 300G custom build
Owner of Mountain Ridge Heating and Gas
Class A gas fitter, HVAC
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