The backhead is lagged and clad with some of the fittings also installed. The lubricator is fitted so that the oil pipes can be routed along the boiler before the remaining lagging is fitted.
The backhead is lagged and clad with some of the fittings also installed. The lubricator is fitted so that the oil pipes can be routed along the boiler before the remaining lagging is fitted.
Credit: L.Thorp, 18th April 2010