Air in overflow pipes

I am in the early stages of setting up a 90 gal reef tank. Because the tank is going to be viewed from all four sides I am trying to keep the back free of clutter. I have had the back of the tank drilled near the bottom with 2 one and one half inch bulkheads. I have PVC running from both of those into one...

Need some pointers

Hello, this being my first post I would like to say Hello to you all. I have been reading these forums months before my first post and I finally registered. I have a 90 gallon fowlr with a 25 gallon sump. this tank has been up for almost a year now. however when I started my tank I did not have all the...

Sump tank Care

I have a 180g tank with a 100g sump tank. The present system has been up and running now for app. 3 years and generally doing well. However the water clarity in the tank could be a lot better. Throughout the tank are small particulates. This leads me to my question about sump tank care. Do you do any...

Interpreting test results

I am having a hard time interpreting my test results. This is what I have. Ammonia 0 PH 8.8 wow, where did this come from Nitrate 0 Nitrite 0 Salinity 1.023 Phosphate 0 Calcium 370 yup low. Alk 1.37 yup low What I am battling in the tank currently is an algae problem that I have solved in the past with...

New 75 gallon update and LR & Refugium questions

If you have seen my other post you know that I was in possession of a 75 gallon tank and stand and was debating going the HOB vs. sump route due to the ‘goofy’ stand configuration. It’s basically three equal compartments, the one on the left and right have doors and the one in the middle...