If you have got a Pyramid-style heater that needs a new glass tube you can find the perfect replacement by AZ Patio Heaters with the Hiland Residential Quartz Glass Tube for a 4-Sided Tall Pyramid style/Flame style patio heater. The glass tube will fit the majority of all 4-sided pyramid style heaters sold in the past few years. This single-piece glass tube will also replace the two-piece glass tubes used in the pyramid heater.