Max T5 height from water...

[watson_barrett]

What is regarded as optimal height for T5's used to supplement MHs?

What is regarded as max height for T5's used to supplement MHs before they start to loose a lot of PAR?

Water 24-28" deep

Thanks.

 

[watson_barrett]

Darn wanted this in T5 Q&A. Mods if read can you please move there. Thanks.