Under whites the yellows definitely won't pop as much. Blue lights are where HGs along with many other high end corals shine. Most torches can take quite a bit of PAR. I have some that are under around 450 PAR
Have fun guys! I'm not feeling well today so won't be able to make it out after all. I'll definitely stop by with the fam one time though as the pizza looks amazing and the wings have caught my interest lol
Only reasons I see to use diffuser is if the light is positioned so that you constantly have direct line of sight to the LEDs, or if you are trying to eliminate the discoball effect. Aside from that there really should be no reason to use a diffuser.
One last scenario is specifically for Ai...
Green killing machines work great for temporary use as I've used them in the past for a quick fix. but I've also heard they aren't salt water safe and have metal components inside of them that rust. I have yet to get a chance to open one up to confirm. I've also used the in tank Aqua Top UV...
You know I'm down! Let me know when you plan on doing East Bay as far ahead of time as possible. We can make my place a last stop and I'll have food and drink ready for ya'll!
I can show you my DIY lids (clear 1/8in screen and window screen frame. I glue tabs on if the tank is rimless so the lid sits into the tank and not on top of the glass.