The glass tube made of high-purity quartz is sturdy and durable. The high-purity quartz glass has a softening point of about 1730℃, high temperature resistance, and can be safely used in heaters.It is the best replacement for Pyramid Heater. Suitable for all 4-sided pyramid outdoor heaters about 89.4 inches high (not applicable to 91 inches high 3-sided heaters).
About this item：
Easy to Install：Just put the glass tube into the pyramid heater and install it firmly.
High Temperature Resistance：The softening point temperature of glass is about 1730℃, high temperature resistance.
High Purity Quartz Glass：High-purity quartz glass is durable and can withstand high temperatures.