Check Valve for HOB refugium

[navada718]

I recently purchased the Large, Fiji Cube HOB Refugium, for my 50 gal, AIO AQUARIUM. I'm interested in getting this 1/2 inch Barbed Check Valve, to prevent the Refugium from over flowing my tank, when the pump for the Refugium is off (do I have to turn off the flow pump for the Refugium? ). Is this Check Valve reef safe? If not I'm open to recommendations.

Check Valve 426 Series PVC Gray 1/2" OD Barb BUNA

The 426 Series Check Valve promotes multiple configurations to fit the exact end use application. Gray PVC with 1 psi stainless spring and ball is the standard configuration. PVC is a NSF Standard 61 Approved Material. Nylon, PVDF (Kynar®) and Glass Filled Polypropylene are available for...

www.freshwatersystems.com

 

[sunken3]

i have always stayed away from anything that has metal in it.. not all stainless steel is what it claims to be...

you could just get a 1/2 check valve (flapper style) at BRS (or similar) and plumb plastic connectors to it.

 

[navada718]

Thinks. Too bad I ordered it already. I've never worked with plumbing, before, but I'll have to figure it out. Thks