Dormer Attic Conversion Cost. The average cost for a dormer loft conversion is 28500. Stages of a dormer loft conversion when carrying out a dormer loft conversion there are a number of stages from planning to fitting and finishing. A dormer loft conversion is more expensive and will cost in the region of 37 500 60 000.
Adding this structural element to your roof can significantly expand the usable living space of the attic. Larger dormers are often the centerpiece of an attic remodeling project.
You are likely to spend between 19000 and 35000 total.
As you go up the price range you can add things like gable and hipped roofs. A dormer loft conversion is more expensive and will cost in the region of 37 500 60 000. Replacement windows attic remodeling bay window skylight. Most people in the uk pay between 30 000 and 60 000 for their loft conversion in total.