M Matt_B Fish Fanatic Joined Sep 1, 2005 Messages 83 Reaction score 0 Nov 5, 2005 #1 Can anyone work out my wpg ratio on my 48"x12"x18" tank please? it contains 2 38w bulbs
F Fella Research! Joined Jul 18, 2005 Messages 2,674 Reaction score 1 Nov 5, 2005 #2 Matt_B said: Can anyone work out my wpg ratio on my 48"x12"x18" tank please? it contains 2 38w bulbs Click to expand... Thats 45 US gallons and there are 76w over the top. 76/45 = 1.6888 1.6 wpg. My calculations may well be wrong though!
Matt_B said: Can anyone work out my wpg ratio on my 48"x12"x18" tank please? it contains 2 38w bulbs Click to expand... Thats 45 US gallons and there are 76w over the top. 76/45 = 1.6888 1.6 wpg. My calculations may well be wrong though!