Category: R-Value

Ashrae 90.1 Standard for Building Envelopes

First appearing in 1975, an updated Ashrae 90.1 energy standard for all but low-rise residential buildings comes out every 3 years. Taking into account current technology and life cycle cost, Ashrae 90.1 establishes minimum energy efficiency requirements for building design and operation including building envelopes (as of 2007). Ashrae 90.1 Currently, the Ashrae 90.1 uses the 8 […]

Creative Building Design Requires High Performance Water-Resistive Barrier Solutions

The Science Pyramid at Denver Botanic Gardens invites visitors to explore the relationship between people and plants, and to examine the role of biomimicry in our lives – the way the features of nature inspire ideas and actions in people. It’s not surprising then that the building has a great relationship with its surroundings. Rising to a comfortable height among the […]

Energy Efficiency in Modern Buildings

As modern building materials advance, energy efficiency is inescapable. Near-zero energy buildings are becoming increasingly popular in Europe. However, this will not have a great effect on energy consumption as a whole until energy efficient building materials and practices are widespread. Iowa State University Professor Yu Wang states that energy efficiency is relatively inexpensive when […]