What corals can you keep with these lights SunPaq Double Lamp Retrofit Kit I would get the 36ich ones.
http://www.drsfostersmith.com/product/prod_display.cfm?c=3578+3733+11419&pcatid=11419
http://www.drsfostersmith.com/product/prod_display.cfm?c=3578+3733+11419&pcatid=11419