na we had a few 1watt's and 1.2watt greens last time, they were fine. provding your careful anyway.
rob's white is something else - dont know if oyu know but you can see the day here and most peoples kit
http://www.laser-man.co.uk/2006/inde...d=51&Itemid=71
na a 40 watt would be just right for the room