Selecting the right size of your Classic Cast Stone Mantel is a simple process. Each mantel in this series has a few dimensions that can change within a range (see the dimension table for each mantel). Surround facing is also made to fit your firebox opening size and location from the floor. This flexibility means that, in most cases, you may choose the exact size that best fits your situation. NOTE: If you prefer to have us do the work and suggest an appropriate size, click for a measurement form. Mantel Sizing Step 1: Mantel Opening Width "C" This is the area between the legs of the mantel. To determine, start by figuring the actual firebox opening width (see Fig. A) by measuring the opening from side to side (don"t...

Here are the three most important tips to help you learn how to measure for a fireplace mantel shelf or mantel surround.