You can buy Aquasource bathroom faucets at home improvement stores or online. Lowes and Home Depot sell them, as does Amazon.com. These places offer both the faucets and the parts for them.
Lowes and Home Depot are chain retailers where you can buy Aquasource bathroom faucets in person. Both of their websites have store finders at the tops of the home pages. Lowes and Home Depot also offer installation services. At Home Depot, you order products online and pick them up in the store.
Amazon.com sells a wide variety of Aquasource faucets and parts through their website. Some products qualify for free shipping.