brilliant job by urself Ian.....thoughts about permetherin are interesting In most mite sprays permetherin is a percentage in ingredients ...i buy fly spray now from local pound shop, permetherin an active ingredient and that does my birds and the loft....Probably dont spray it enough though. well done to all who took part and to those who in for the trial on permetherin Ian if you can pm me what you use, i would appreciate that atb Mick