leaching

Hi all, I have a saltwater aquarium that I am using for research purposes. I need to secure some components within my tanks, but also have the ability to move them a few times a week so I don't want to use zipties as I would end up going through a ton of zipties. I found these silicone "zipties"...

I'm having trouble with my sandbed, which is leaching phosphates and KH. Some people have suggested that I remove the sand, but I'm a bit concerned about this. Currently, there is no sand stock left in my country, so for now, I can only remove it, not replace it. Current Parameters...

Hi all. Long story short... I bought some cruddy USED LR years ago, jet washed and scrubbed all the algae and mess off of it, soaked it in RO and then setup a tank. Never had the best results and then when I moved house I let it dry out thinking it would kill all the nitrates and phosphates with...