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 in continuing deterioration of compliance with Conventions 87 and 98. The Government responded to the complaint by outlining the national conditions that led to the BCII Act, which included the Royal Commission’s finding of a culture of lawlessness in the building and construction industry. On 19 November 2010, ABCC Commissioner Leigh Johns announced that the Agency would conduct a national Inquiry into sham contracting within Australia’s building and construction industry. On 22 December 2010, a call was made for written public submissions to the Inquiry. A total of 21 submissions were received from various industry participants including employer representatives, subcontractors,