Key Features of Char-BROil Perf 5 Burn LP Gas Grill GAS GRILL: This grill, which requires a 20-pound propane gas tank that is not included, uses liquid propane gas to grill without the inconvenience of charcoal. COOKING AREA: Use 495 square inches of primary cooking space to grill up to 24 burgers, 10 chicken breasts, or 8 steaks. BTU Score: