replace

I'm in the process of planning and gathering all the supplies to redo the plumbing and replace the sump on my 135g. The tank has been running for 6 yrs mostly fowlr but currently with a few softies. I'm looking to expand on the corals when the work is completed. I was looking for advice or tips...

Hi all, I've had my GHL Profilux P4 for about 2.5 years. As I understand it, pH sensors last 1-2 years. Is there a way/test to tell if the probe needs to replaced? (Rather than just replacing it outright just because it's 2 years old.) Thanks!

A couple weeks ago, my tank started leaking from the bottom seam, kicking off a lovely two weeks from hell. That's another story, but now the old tank is sitting on my back patio, taking up space. So what do you do with the tank after it's no longer functional? Attempt to repair and sell it...

Hi folks! I picked up two old AI Hydra 1st Gen recently for cheap because Royal Blue channel doesnt work, so I decided to find out if I could repair it. After several tests, find that the problem is the burned out LED, so I have to replace them. I will need some XT-E Royal Blue LEDs, where...