This gauze burner is designed to be used with a vertical under-fired boiler up 3"/75mm diameter. It is roughly twice as efficient as a ceramic burner. The mixer tube internal diameter is 5/16"/ 8mm and will accept the Clevedon steam no 5 or 8 gas jet pipe assembly which is required for this burner. The bottom of the burner is tapped to accept two M3 screws which are supplied.
The burner head has a diameter of 30mm and is 20mm high.