Originally Posted by nickfury510

if you insist on using cfls.....23w is the best way to go......you get more lumens per watt than any other cfl.....so eventhough the 42w is only 5.99 you have to use more power from those to equal the light output of a 23w..so you will save more money in the longrun from a 23w.....just saying...be informed before you buy lights....or else you spend way more than you have to......