The biggest benefit of using the Doktor Doom Total Release Fogger is that they are made with natural pyrethrum which biologically breaks down in a couple of hours thus providing very fast re-entry times to fumigated areas. A total release fogger for use in homeowner greenhouses and indoor gardening areas. Fogger EPA Reg. No. 72804-1 not registered in NJ. Spider Mite Knock Out also available in 16oz spray. EPA Reg. No. 2724-568-72804