Gunne Commercial is quoting in the region of £19 per sq ft for a 30,000 sq ft office building at Silverstone House on Ballymoss Road at Sandyford Business Park. The new building is being offered with a view to securing a single tenant. There will be 75 car spaces available with Gunnes quoting around £700 per space. The building, approximately 300 metres from the proposed Sandyford Luas link, is due for completion early next year.