Want to make your gas fireplace look more like the real thing? This Midwest Hearth rock wool is exactly what you need. That 6 oz bag might not seem like much, but it's actually enough to dress up your entire fireplace with that authentic glowing ember effect. When the flames touch this wool, it glows just like real coals - way better than those fake-looking ceramic logs alone. It works with both natural gas and propane setups, and you can use it with lava rock for even more realism. Application is super simple - just pinch off small clumps and place them near the gas ports on your burner pan. You can even flick some onto your logs where the flames lick for extra glowing spots. Pro tip: lightly spray logs with water to help the wool stick where you want it. This stuff lasts for years too, so you're not constantly replacing it. If you want your gas fireplace to have that warm, wood-burning look without the mess, this rock wool delivers big time.