The main engine generators exjust pipes boilers tanks doing the hot insulation using (H.D) ceramic matters 50mm thick 1200C and fibre glass cloth covered to the pipe and stiched
with binding wire.
Same above job doing with 50mm thick LRB matters 800C.
Same insulation covering with 5MIL fibre glass cloth.
Insulation doing the G.I.clading with 22GG G.I.sheet sizely cutting grewing and fixing with metal screws.