RICHARD CHOYNATSPEC, founded in 1975, is a not-for-profit organisation that is owned by the design, build, construct and property industry through the shareholdings of professional associations and government property groups. NATSPEC’s major service is production of the comprehensive national specification system endorsed by government and professional bodies. The specification is for all building structures, with specialised packages for architects, interior designers, landscape architects, structural engineers, service engineers and domestic owners.Please email enquiries to NATSPEC on: mail@natspec.com.auwww.natspec.com.au