Screw-in bulb or double ended bulb for a 150w metal halide ballast?

Robw · #1 03-23-2007, 01:48 PM

Here is a good read about ballasts and MH lights. Answered a lot of questions for me.

http://www.reefkeeping.com/issues/2007-03/sj/index.php

Mykiss · #2 03-23-2007, 02:41 PM

thanks!
I'll give it a read.

KrazyKuch · #3 03-23-2007, 04:46 PM

If it says it's a M81 then yes but if it says M107 then no

Mykiss · #4 03-23-2007, 06:12 PM

thanks Kevin. I'll checkit out tonight.

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