Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
Welcome here. Don't despair, I still have an undergravel filter and dolomite. I run the UG filter in reverse but no problems.I have a 55 high gal tank with a 15 gal sump, whereas I had a 55gal with an under-gravel filter with a Dolomite substrate.