Hi just upgraded to new tank which runs twin t8s and was stuck on what to put in it,I use to run one http://www.lampspecs.co.uk/Light-Bulbs-Tubes/Oceanic-Light/Narva-25W-Oceanic-Light-Aquarium-Tube-5K-2-5Ft-25-Watt in my old tank and worked great with the plants but need advice to put two of...