Dolly Sprint 16v Member Joined 26 Oct 2008 Messages 1,646 Location Cheshire 28 Sep 2009 #2 oswoldy said: Hi All, If I have 48watts of T5 light above a 33usg aquarium how many WPG in terms of T8 do I have as I understand the 2wpg guide is based on T8? Regards Mike Click to expand... Mike Is watts / usg so: 48 / 33 = 1.45 wpg. Paul
oswoldy said: Hi All, If I have 48watts of T5 light above a 33usg aquarium how many WPG in terms of T8 do I have as I understand the 2wpg guide is based on T8? Regards Mike Click to expand... Mike Is watts / usg so: 48 / 33 = 1.45 wpg. Paul
