Summer may no longer be in session, but things are sure heating up with our Patio Heaters Tall Quartz Glass Tube Propane Heater.??This sleek and slim patio heater is the perfect addition to your outdoor living area. Standing tall at 7.5 feet, this heater features a quartz glass tube that runs through the center to give off heat and keep you toasty warm. This unit runs on liquid propane and can last 8 to 10 hours on 1 20-pound propane tank (not included).??This source of warmth has built-in wheels, so you can scoot it around your porch as you please.