Hey I just put my 1-3 week old plants under my 1000 watt air cooled light.Just wanted to know how far do you think I should keep my light from my precious babies?? I have the light 3 feet high at the moment so my little guys dont burn. The temp at 3ft. is 74! Thanks for the help RIU!! Oh yeah im growing in 5 gallon dwc buckets,The only way to grow!