sorry for the late reply mate. i wnet with the wilmas instead but my friend is doin the auto pots his ones seem to be going good but he said he has got a pit of blockage problems. and he said he wished he used the air ston because of the nutes being still with no movements. if ur on a tight buget i say autopots all the way next up i would say wilmas then iws. let me know how u get on chears
