i was wondering *newb* but would this ballast work perfect with an 400watt hps? http://westcoasthydro.net/cart/yield-master™-ii-supreme-6-ac-reflector-p-408.html
That's not a ballast. A ballast is the power supply, not the hood reflector. A ballast looks like these things: 1000 WATT GALAXY DIGITAL BALLAST [1000galaxy] - $299.95 :: West Coast Hydroponics - Superb Products Try HTG Supply, those guys are cool and carry everything you could possibly need.
nope not at all ...but I suck cause I use two of em ... yeah your all good man ..that one gives a pretty good "square" footprint. ( like almost exactly 3'' at 10-14 inches away), not a rectangle. if that has any bearing on your purchase. I also like these hoods cause it is only 2 wingnuts to pull the glass to clean between grows, not 6 bolts like my other hood. your on the right path to...