violet uv blue cutter

Hey folks, I'm a hair away from pulling the pin on buying 8x15LED 405nm boards and 8x15 mixed blues boards from cutter. The build is for a 5X5 that already has 6x HLG288s at 3000k and 4x HLG 96elite, I average about 900 watts in flower. The setup will be expensive so I want to know 1.) Has...