I got a used 6 tube t5 unit that came with a few pacific sun tubes. One of them is a pacific sun ultra wide uv, what is the purposed of this tube and is it any good? I have also spectra plus and shallow water. Are these tubes any good for much?
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.