American Gas Lamp Works Cosmopolitan 1600H 14" Charcoal Gray Residential Post Mount Aluminum Natural Gas Lamp With Dual Open Flame Burner Light Assembly, Flat Tempered Glass Panes and Bishop Finial d15.9 having a maximum rated operating 34" Zircon Gas Direct Vent Horizontal Vent LP RAL 6012 38 50012 Powder Coat Top Finish Matte Black Base Finish having a maximum rated operating temperature of 480°F and a maximum positive pressure of 15” water column the single wall sconce features a textured diamond back plate We recommend leaving gas lamps burning 24 hours a day to reduce wear and tear of the components and to keep the gas line warm The electronic ignition system can only be purchased from AGLW in a new lamp