Not always. Walls are rarely straight, and corners are rarely square. To ensure the highest degree of accuracy, we prefer your existing countertops to be removed. The good news is that AMF has very short lead times. A normal kitchen installation will be completed 6 business days following the template. If you cannot be without your countertops for the duration of our production process, it is possible to template with your existing countertops still in place .Tear-out of existing countertops is not part of our standard installation. If you need this service provided, ask your project manager for pricing. AMF does offer both removal and plumbing disconnect. If you need this service provided, ask your Project Manager for pricing. COUNTERTOP REMOVAL, DISPOSAL OF OLD TOPS, THESE SERVICES ARE ALWAYS A SEPARATE LINE ITEM IN YOUR QUOTE.