i have a freshwater setup with 220 with 2 corner overflows wetdry filter rated for 300 and a fluval fx5 also 40w uv good heaters and a mag 1800 pump and a aquaticlife 4-light fixture.already hooked up.been reading up on the change but very confused about cost of other material and what else i need for a saltwater fish only setup any help would be appreciated.
