MH bulb options? 10k or 14k

[homebrewdude]

I have 2 BTA's in my tank, both are high up on the rocks and doing good.

I am running 2 250watt 10k bulbs coralvue
I would like to run something with a bit more blue..
Something in the 14k or 15k range.

Think I will have problems with the BTA's?

 

[SVXH6]

nope none at all..