Frequently Asked Questions 1. I want a new mantel but do not know how to measure, where should I begin?
A fireplace mantel surround is sized based on the fireplace opening. Measure how wide and how tall your fireplace opening is. If you want a wood mantel, make sure you are aware of the firebox manufacturer’s code to combustibles and also the local fire-hazard building codes. Use our Easy as 1 2 3 measuring guide if you are in need of a custom mantel.