I have had a fish only tank for about 6 months its a 40 gallon,filter fluval 304,power head 70 aqua clear ,20 lbs sand ,35lbs live rock ,power compact lighting 1 96 watt bulb 50/50. I WANT TO GET INTO REEF but dont know were to start i know i need a protein skimmer im getting coral life 125, so what do i use for a filter now the fluvals no good i know. i cant have a sump in my house my dad will kill me seeing another tank under my tank. anything i use must be safe and cant over flow. what would you guys recomend.