Look at the home depot diamond plate fixture. It actually has chrome instead of white paint. Also, Hoppy has PAR data posted on here somewhere with that fixture. Find the bulbs he was using and you have a good idea how much light your putting out.
72 Bow, Finnex Ray 2 LED Light, Pressurized CO2, GLA Inline Atomic Diffuser, Eheim Ecco Pro 2236, (2) Koralia Nano 240s
BriDroid on APC & APE
k20z3 on DFWFishBox
Brian in Real Life