CSR Limited, together with its subsidiaries, engages in the manufacture and supply of building products for homes and commercial buildings in Australia and New Zealand. It operates through Building Products, Property, and Aluminium segments. The Building Products segment offers lightweight systems, including gyprock plasterboards, Cemintel fiber cement, Himmel interior systems, and Rondo rolled formed steel products; construction systems, such as Hebel autoclaved aerated concrete products, AFS walling systems, and CSR Inclose systems; energy and roofing solutions comprising Bradford and Martini insulations, Bradford energy solutions, Edmonds ventilation systems, and Monier roofing solutions; and bricks, including PGH Bricks and pavers. The Property segment sells former operating sites by advancing the sites through various stages of the development cycle. This segment is also involved in the large-scale developments in New South Wales, Queensland, and Victoria. The Aluminium segment offers aluminium ingots, billets, and slabs. CSR Limited was founded in 1855 and is headquartered in North Ryde, Australia.