The result is a very efficient, durable machine that will give you years of service. This feature helps keep glassblower from burning to a crisp when all doors are open. Wooden molds are included for recasting doors and fire ring. We use ceramic flame retention burner nozzles made in Seattle by Spiral Arts. These nozzles are the quietest we know of, and they are included in the price of the glory hole.
Flame safety is available on all models.