exo terra or zoo med?

[samsmom]

What is the difference between these two bulbs, besides the cost? Is one better than the other?

Exo Terra Solar Glo-MVB
or
Zoo Med Powersun-MVB

 

[wellington]

http://tortoiseforum.org/thread-39115.html

 

[samsmom]

http://tortoiseforum.org/thread-39115.html

Thanks