me wee (hopfuly) girls are veging and about 10cm tall at the mo
so i decided two new fans http://www.jaycar.co.nz/productView.asp?ID=YX2584&CATID=79&form=CAT2&SUBCATID=981#1 and im cutting a 30x15 cm passive vent with high flow carbon cloth engoth to cover all vents ect..... basicly overkill...