Bro maybe u shall try DI to get zero TDS water, no waste water as by product...
On adding GNC, there are already tonnes of avail mg ca additives, why risk ur LS using non reef additives...
Due to change of plan. Selling brand new in box 2 stages DI water filter with media. Refillable media cartridge in both stages. *FOC One new TDS meter (Worth $25) FYI a brand new 2 stages DI is about $168 retail price and one stage is about $75 and non refillable for some brand. Letting go at $90. Collection at punggol. PM me for more information please.
LPS or FOWLR tank use tap water is fine. But if u want to up one level in term of care, why introduce impurity into ur tank and make ur fish and filter work harder than it need to...
Analogy: can we live ib PSI 49 air? Answer is yes. But i would be happier to live in PSI zero air loh.
I am using Zetlight for my mixed reef. So far i am happy with the sps growth and remote control. Cloud and lighting mode are just for fun. One thing i dont like abt it is that there is only one built in fan.