After fixing the leaky Bathroom Faucets test it by turning it on and off. Remember that a frost free hose bib should drain for a few seconds after it is shut off. When the water stops running you know you have fixed your leaky faucet! The only thing you have to bother about is how you properly manage these items. Create sure you use tempered cup because that's stronger. They are not the ideal option though if you are shopping for kids Kitchen Faucets.