Levels of Quality, Sizes, Edges, and Joining Systems. Shaw classifies its floors as Good, Better, Best, and Superior. Most floors fall in the Better or Best categories, with some floors falling into both categories at once (doubling the wear layer thickness bumps a product up to the Best level).
If your shelf projects 1 1/2 inches or less, there must be at least six inches between the top of the fireplace and the mantel. Any parts of the mantel that project more than 1 1/2 inches must be at least 12 inches from the top of the fireplace.
When the power's out, many natural gas fireplaces can be lit with a match. You'll be able to heat about 800-1,000 square feet of living space without power. In most cases, simply flip the fireplace switch to light the fire, which is on the side, front, or behind the bottom louvers near the pilot controls.