Features: - Provides an amazing glow when added to a gas fireplace or gas log set. - Creates realism to your fire. - Hides burner pan. - Can be used with lava rock for added realism. - Lasts for years. Compatibility: Gas Fireplaces Gas Log Sets Natural Gas Propane Vented Unvented (use according to appliance instructions) Installation: - Simply pinch small clumps and place near gas ports on burner pan. - Place small amounts on logs where the flames "lick" the logs for ember effects. - Many installers use a stiff bristle brush to "flick" a dusting of wool material on a log to add additional glowing effects where the flames touch. - Hint! You can lightly spritz a log with water to help the wool stick to the log in the area where the flame will touch. Quantity: - Comes in a generous 9" x 12" bag-full (approx 6-oz) that should be enough to dress up an entire fireplace.