Boiler is a commercially produced job by G.B.Boiler Services, CE-marked and complete with manufacturer's documentation.
There are unmachined castings for smokebox with door; chimney; petticoat pipe; hand pump and tee along with a wheel quartering jig used in construction.
Complete with a set of drawings.
| gauge | 5 inch |
| length/inches | 25 |
| width/inches | 11 |
| height/inches | 7 |
| wheel material | cast iron |
| axlebox type | plain bearing |
| cylinder material | cast iron |
| boiler number | GB321 |
| year built | 2008 |
| boiler maker | GB Boiler Services |
| CE mark | yes |
| working pressure/psi | 90 |
| boiler type | locomotive |
| boiler material | copper |
| boiler construction | silver soldered |