Absolutely.......i was always afraid of the heat, but I'm using less wattage and the heat is kinda lower......my room is now 85 degrees compared to 90-100 with cfls..... within 2 days i was able to see a Huge difference......check out HTG Supply, that's where i got mine, received it in like 2 days.... i got the 250, if u have the ventelation then i would go for the 400w