I also recommend the Viparspectra lights. I'm on my 4th run with the p4000 and have a couple runs under my two p1500's. If you bought the same setup I have you would have more than enough light (and lights) for your intended use with money to spare.
Both my p4000 and 2 p1500s have done exceptionally well. If you could design or include hangers that allow you to get the light closer to the top of the tent that would be fantastic.
Brisco's Bargain Beans, Big Black Banana wrapping up in the 3x3 under the two P1500s. I will be chopping one at 60 days and let the other run until it shows some amber. The lights currently sit 16" from the tops but I will be dropping them to 14" for the last week to overdrive these gals a...
Rosetta Stone XX under the P4000 ending week 4 of flower. Maxed out my ppm @ 1080 and caused a little nute burn but she doesn't seem to mind it. I run the light at 90% power currently but like to "overdrive" them the last few weeks of flower for extra resin they produce a a defense mechanism...