How Do You Measure For Granite Countertops. Multiply this number by the width then divide by 144 to get the total square footage estimate. However, the calculations for the area are the same.
In this article, we’ll be looking at when plywood is needed, how to measure and install it, and when you need to support granite overhangs. Now that we have a basic idea of when plywood is or is not needed to support granite countertops, it is time to get into the specifics. For example, say the length of the countertop is 108” and the depth of the standard countertop (on a 24” deep cabinet) is 25 ½”;
Just measure the length starting from the flat end to the farthest point on the curve or the apex.
* now divide by 144 to obtain square footage. Measure depth, from wall or back of counter to front for each section as well. Just measure the length starting from the flat end to the farthest point on the curve or the apex. Now that we have a basic idea of when plywood is or is not needed to support granite countertops, it is time to get into the specifics.