Now, run a tube from the final filter stage to the storage tank. The tank has a little blue handle that looks like it controls a submarine. Open that handle before you turn the water on—if you forget, the tank won’t fill, and you’ll stand there scratching your head like a confused golden retriever.
How To Install Under Sink Filter System at Wendy Noland blog
Connect the last tube from the tank to the faucet. Double-check all the push-fit connections. Give each one a gentle tug. If it pops off, you’ll have a tiny fountain under your sink, and nobody wants a floor that smells like a wet basement.