Product Description Delta bathroom sink faucets with DIAMOND Seal Technology perform like new for life with a patented design which reduces leak points, is less hassle to install and lasts twice as long as the industry standard*. Integrated supply lines are conveniently included, but pop-up drain assembly must be purchased separately. Designed to look like new for life, Brilliance finishes are developed using a proprietary process that creates a durable. tarnish or discolor. You can install with confidence. Delta WaterSense labeled sink faucets, shower faucets and toilets use at least 20% less water than the industry standard—saving you money without compromising performance. *Industry standard is based on ASME A112.18.1 of 500,000 cycles. From the Manufacturer The design was inspired by a strong presence in nature like that of tree with reaching branches. The majestic appearance of the Linden tree inspired the Linden kitchen faucet - a fresh design that will bring life to any kitchen. This elegant yet approachable faucet brings a delightful personality to the kitchen. Delta's exclusive DIAMOND Seal Technology uses a valve with a tough diamond coating to bring you a faucet built to last up to five million uses. Plus, it keeps water inside the faucet out of contact with potential metal contaminants. Who knew a faucet could be just as beautiful on the inside?