A three drum water tube boiler, silver soldered copper within a lagged steel enclosure. Six coils per drum, fittings include pressure gauge, safety valve, water gauge and clack valve for water feed. There is a wheel valve for steam takeoff and a steam dryer coil which fits in the flue if required.
Similar in size and design to the Stuart Mendip boiler, normally seen gas fired although can be adapted for coal.
It's been tested in the workshop here at 160psi for 80psi working and comes with a new, four year hydraulic certificate.
Length 11 inches
Width 10 inches
Overall height 14 inches