shelseavet
Member
How do you determine the amount of output light (watts per gallon) for a light bulb.
Wattage
- Thread starter shelseavet
- Start date
littlebuck
Active Member
well take the amount of watts you have total and then divide by how many gallons you have
shelseavet
Member
How do you determine the amount of watts you have total
littlebuck
Active Member
add up all you bulbs. What kind of lighting do you have? and how many bulbs and what the wattage of each bulb
shelseavet
Member
The box says 40 watts the ballast holds two bulbs
littlebuck
Active Member
40 watts each bulb? or 2 20 watt bulbs. Is it a reg light for the top of a tank? Like the one that came with the tank?
shelseavet
Member
40 watts each bulb yes it is the fixture that came with the tank it is a 55 gallon
littlebuck
Active Member
well most likley you haev a total of 40 watts. but if they say 40 each then u have like 80. Not quite sure what u are looking to do but thats not enought really on a 55 gallon tank for any corals IMO
shelseavet
Member
on the box it also says 175 watts per bulb of incadesent light would that be the wattage or would 40 be the wattage
