We removed the garage door and bricked it up using celcon blocks. We then damp proofed to floor and upstands of the walls and the built a suspended timber floor running level with the existing with we insulated between the joists. After that we erected stud walls 50mm from the exterior masonry to create a cavity.
Continued with thermaline plasterboard around the perimeter walls with and then a skim coat was applied to the entire room. New electrics we installed throughout the conversion. lastly we installed an exterior door to the side. eo.