ok. im new to the saltwater scene and im barely just starting my tank. my homie that reefs recommended i get a Power compact light, daylight(10,000k) and Actintic bulbs(the black light looking ones)... so i know the lights to use and i need help. im gunna start using a 20gal tank and i just wanna do coral for now until i get it down then ill add some fish. so i need help with what hood to get and what i will need for my tank.... any suggestions will be greatly appreciated. thanks for the help.