Tank plumbing using flexible hoses?

[Rippin]

Originally Posted by Aquattro

Using clear tubing, you'll find it fills with algae in a year. Use black if you need to use this, but rigid or at least flex is preferred.

I'm guessing that the algae growth is from the display lights? I will not have a refugium under the tank, so no lights under there. Removing the light factor, is algae growth more susceptible in flexible tubing compared to PVC pipes