Adding dead rock

[Skimmerking]

Originally Posted by canadianbudz604

I've got 35lbs of rock and I put 2lbs of rubble most of it in the hob filter with my chaeto I hope it doesn't mess it up thanks for the help

that isnt going to have a huge impact on your system. I wouldnt worry about it. Well I wouldnt you might but i wouldnt

[Wayne]

With it being dead 6 months I would just rinse it in r/o water again, let it soak overnight in clean water and you should be fine