Woops put it in the wrong section. Mod please move to equipment.
Substrate will be expensive if I run eco or AS. Thats why Im trying to decide if I should split SMS and eco/ASI'd do:
Filter can go in anywhere within the order.
Substrate will be the cheapest upgrade. Then there's no use in upgrading your lights if you don't have the CO2 to support it, so go CO2 first. Then lights last.
done .Woops put it in the wrong section. Mod please move to equipment.