FishyFishy's 33 Gal SPS dedicated build

[Myka]

Originally Posted by FishyFishy!

Yes, I meant check valve. However I must disagree with the valve not working after a while. I have used this same valve (only bigger) in my 110 FOWLR for 2.5 years and its still as clean as a whistle. Maybe I just got lucky? What else would you suggest I use for this type of valve?

Personally, I would simply nix the check valve and design the sump to accommodate the back flow of water during power outage and water changes. I would not want to rely on a check valve to keep my floors dry!