rear wall with ply cladding internal

park range - loft conversion: box dormer installation #2

roof panel internal

mid frame internal with quadcore

rear window

mid frame insulated

rear window ply

gable window internal

rear frame dritherm 37

rear wall with ply cladding internal

For loft space insulation measures click here, and for room in roof measures click here 

Further information is available in the Retrofit Pattern Book