
A Lifetime of Reliable Performance
Experience a faucet that performs like new for life with Delta DIAMOND Seal Technology. Our patented design reduces leak points and lasts twice as long as the industry standard*—ensuring leak-free operation for the life of the faucet. Everything you need is together in one convenient box, including integrated supply lines. Using diamonds, the hardest naturally-occurring substance on Earth, we’ve engineered a faucet that’s longer lasting, leak-free and less hassle to install. Who knew a faucet could be just as beautiful on the inside?



Products Featuring DIAMOND Seal Technology
Click below to browse products featuring DIAMOND Seal Technology
Product Reviews
THE STYLE OF THIS FAUCET IS PERFECT
The style of the Cassidy pulldown is perfect for a tradition or transitional kitchen. The function is unmatched the in kitchen faucet arena. The pulldown feature is easier to use than a pullout, the Magnatite docking feature keeps your spray head where it's suppose to be and the Diamond Valve is going to keep it leak free for years even in areas with hard water.