why would you want to use a 70 watt incandesant or 2 40 watt floro's when you can get a few compact floros and more then double your light for the same amount of wattage?
go cfl more light same wattage.
Gatekeeper777 Reviewed by Gatekeeper777 on . lighting can you use regular light bulbs to grow, like the house 75 watt light bulb? http://www.countryside-closeouts.com/images/lightbulb.jpg Rating: 5