Just googled par required to grow acropora under t5ho bulbs .
the answer was 750
I know I haven’t had issues growing anything and without a par meter , I can still almost guarantee I don’t have 750 par 6” below water level .
8 48” bulbs mounted 5-6” above water
the answer was 750
I know I haven’t had issues growing anything and without a par meter , I can still almost guarantee I don’t have 750 par 6” below water level .
8 48” bulbs mounted 5-6” above water