A three drum boiler with steam collector and optional super heater. Rated at 350 – 400 lbs per hour at 150 psi working pressure when burning oil, also suitable for coal, wood or gas firing.

A marine type boiler designed for a steam launch. This was built by Anthony Beaver but remained unused until first steaming in 2010, since when it has been used for some 270 hours. Now available for sale with full test certification.