7 1/4 inch gauge "Sweet William" boiler

A commercially built CE-marked boiler by AJB Engineering, suitable for a 7 1/4 inch narrow gauge "Sweet William" or similar.

The outer wrapper is bushed 3/8 BSP for the safety valve and fountain, 1/4 BSP for the blowdown valve - we can supply a suitable safety valve if required.

There are washout plugs in the front tubeplate and throatplate.

• overall length 31 inches
• barrel length 21 inches
• barrel and inner firebox diameter 7 1/2 inches
• outer wrapper diameter 12 inches

The boiler has been retubed and tested to twice working pressure, it is supplied with hydraulic test certification and 12 months warranty.