1 Planning permission-You usually only need to apply for planning permission to convert a garage when you intend to extend the actual size of the garage. 2  However, check with your local authority as the precise rules do differ. Double garage-You may either convert the whole area, or just the nearest side to your house. 2  If you convert it all, you can expect to add around 300 square feet of floor space to your home. 3  Tandem garage-As before, converting only the back will leave you with the best of both worlds.
Below is an outline of the main components of a shed or garage and what you can expect to pay: Sheds and Garages Kit Cost $3,500 â $28,000. These range from a single car garage to a large fully lock-up workshop. Sheds and Garages Permit Cost Approximately $900. Plus warranty insurance of $750 if the job is worth over $12,000. (Central Steel Build is a registered builder). Sheds and Garages Footing Costs $400 â $1900.
1 This type of shed can cost $1,600 to $2,700. 2  For those that want to build a shed themselves, complete kits can be purchased online for $50 to as much as $900. 3  This is going to greatly depend on the complexity of the shed. 4  For example, the 2Ã4 basics 90192 shed retails for $50 to $110. The sheds can be made of different materials which can cost more or less than others. 2  Other factors that can affect the price of a shed are the features, since they can have additional components installed inside your house. 3  On average, a shed can cost anywhere from $1,000 to as much as $8,000 for the complete set up.