New contemporary low energy 4 bedroom dwelling built within a terrace of 18th Century cottages in Lewes Conservation Area over 4 floors. Involved the demolition of the existing building except for party wall structures & return front elevation, the excavation and extension of the cellar storey with construction of new 225mm reinforced concrete walls and slab to support a new 3 storey steel frame within the shell of this late 18th Century grain store. Original footprint reduced but extended at the rear over 4 stories. Conservation Area Approval for new extensively glazed 2 storey garden building and garage below. Extensive Party Wall Awards.