RCS will be fine, but you may be limited to low light plants using the stock lighting.
A simple sponge filter will work in the place of carbon, although I've never seen much difference when using carbon.
I've never used CO2 tablets, but setting up a DIY CO2 system will probably be cheaper and more effective.
A simple sponge filter will work in the place of carbon, although I've never seen much difference when using carbon.
I've never used CO2 tablets, but setting up a DIY CO2 system will probably be cheaper and more effective.