budolskie
Well-Known Member
i bought sum pk 13-14 other week off ebay and when it arrived one of the seals where damaged and tapped up with selotape and just looks like water i have tried in water and check ph but like 50ml to 40ltr water and ph went down from 7.4 to 7 i emailed the ebay member and they refunded my money without any questions and just answerd by saying we tape them all up just incase they puncture anyone use canna pk 13-14 which could see if it changes the ph much on there next feed would be a great help see if it worth buying again