Throughout my veg period i was useing a 400w MH, and my temps stay in the range of 65-85 (off-on).
I just got a new 1000w switchable ballast, and now have a 1000w on them, and just started 12/12, set up my new fan, (424cfm) hooked it up to a vented hood, and have it blowing all the air outside...