 In February 2015, ArCHspec went live, from ArCH (Architects Creating Homes), a nationwide American professional society of Architects whose purpose is to improve residential architecture.ArCHspec was created specifically for use by Licensed Architects while designing SFR (Single Family Residential) architectural projects.Unlike the more commercial CSI (50+ division commercial specifications), ArCHspec utilizes the more recognizable 16 traditional Divisions, plus a Division 0 (Scope & Bid Forms) and Division 17 (low voltage).