lighting question...

terror

AC Members
May 23, 1999
1,235
1
38
Manila, Philippines
lighting , which is better?
1 30 watts bulb on for 8 hours? or 2 30 watts bulb on for 4 hours?
my plants are just anubias plants...
my tank is a 30 gallon tank..
 
Running both bulbs ten hours a day would cost:

10 hours x 60 watts x 30 days/month x 10cent/Kwh = $1.80 per month

90 cents per month is not worth the savings in my opinion.
 
electricity...

not sure electricity here cost the same there...
but guess it'll not really be very expensive..:)
will turn them on for 8- 10 hours then...
thanks!!:)

Originally posted by LiquidEric
Running both bulbs ten hours a day would cost:

10 hours x 60 watts x 30 days/month x 10cent/Kwh = $1.80 per month

90 cents per month is not worth the savings in my opinion.
 
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