thanks for every ones replys ill try different HD maybe ill make it to lowes ...
Originally Posted by Neptune@gabesfish
Like Karin said .. we had a customer that found it easier to use a brass fitting and only one on his reef.. Well after a few months could not pin point why things were not doing well , we had him place a Polypad in and it turned blue (copper) in a short time.With the removal of brass fitting all was well