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
Good Building Design and Construction in the Philippines the weight of the structure. It must be composed of bedrock and must not be landfilled and is away from slopes and river beds. Broken rough rocks and fine sand must be used and must be free from external sediments as it may affect the strength of the concrete mix. Good Building Design and Construction in the Philippines The Good Building Design and Construction in the Philippines is a handbook developed in cooperation with the German Technical Cooperation (GTZ), UNDP Regional Center in Bangkok, and the Secretariat of the United Nations International Strategy for Disaster Reduction. The handbook aims to