6m x 5m garage with a 30 degree pitch concrete interlocking tiled gable roof and brick walls with brick corner stones  
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6.6m x 5.6m Externally30m² Ground Floor Area12" Cavity wall construction
Single side door and window7' x 7' Up and Over Garage Door and front windowTruss rafter roof construction
30 degree roof pitchRidge Height = 4.6m