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
Rinker School of Building Construction Rinker School of Building Construction The M. E. Rinker, Sr., School of Construction Management at the University of Florida prepares graduates for careers in the construction industry. The core curriculum includes a mix of technical, managerial, and business courses. Graduates receive a comprehensive education including theory and practical applications. Courses are offered leading to the Bachelor of Science in Building Construction, the Master of Building Construction or Master of Science in Building Construction, and the Doctor of Philosophy degree. The Rinker School also offers an electronic distance education based B.S. in Fire and Emergency Services and a Master's degree program