R-value (insulation) as ASHRAE 90.1 and the IECC prescribe U-values. However, R-value is widely used in practice to describe the thermal resistance of insulation products, layers, and most other parts of the building enclosure (walls, floors, roofs). Other areas of the world more commonly use U-value/U-factor for elements of the entire building enclosure including windows, doors, walls, roof, and ground slabs. The SI (metric) unit of R-value is whereas the I-P (inch-pound) unit is For R-values there is no difference between US customary units and imperial units, so the same I-P unit is used in both. Some sources use ″RSI″ when referring
Office of the Australian Building and Construction Commissioner Office of the Australian Building and Construction Commissioner The Office of the Australian Building and Construction Commissioner (ABCC) (2005–2012) was an independent, statutory authority, responsible for monitoring and promoting workplace relations in the Australian building and construction industry. The ABCC provided education, investigated workplace complaints and enforced compliance with national workplace laws in the industry. The ABCC did this by: The ABCC was abolished on 31 May 2012, and many of its functions were taken on by a new independent, specialist agency called Fair Work Building & Construction. The Royal Commission into the Building and Construction Industry was established in