American Fire Glass SS-LCBKIT-P-48 48" x 6" Liquid Propane Linear Channel Drop-In Pan with Spark Ignition Kit. A warm, cozy fire pit can be an ideal outdoor retreat for family and friends, especially during those cold winter months. Our 48" x 6" linear channel drop-in burner pan with spark ignition kit (propane) is just what your customers will need to organize such an event. With just the flip of a switch, your customers and their guests will be enjoying a brilliant flame and lots of memorable conversations!