Hurd. An online glossary and comparative chart of various insulating glass options supplements printed materials that illustrate and explain the best use of each option for residential projects. The company also offers continuing education courses through www.aecdaily.com/en/2 and in person via its Architectural Services Group. Pictured: Fixed windows with ComfortGlaze glass and divided-light grilles. 800.223.4873. www.hurd.com.