new build for 20 plants under 1600 watts any ideas

[trusmoker]

im going to be starting a build in the next few days gonna be hanging 4 400w hps over 20 plants hopefully any ideas tips or tricks for me
peace ts

 

[oskiwosky]

set them up in a square and run less plants under the lights. maybe half your original amount to focus more on getting bigger plants

 

[osidecannabis]

how about hanging bare bulbs, seen it a bunch on this forum.