RDH Building Science announced that Daniel Haaland will join Sarah Rentfro, P.E., to share recent research on the thermal performance of spandrel assemblies in glazed wall systems based on full-scale testing.

RDH is a multidisciplinary consulting firm specializing in building performance, durability, and resilience. Founded in 1997, the firm brings together engineers, architects, building scientists, technologists, and technical specialists to solve complex challenges across the built environment. RDH is recognized for its expertise in Building Enclosure Consulting, Facade Engineering, Structural Engineering, Existing Buildings, and Energy & Climate Services. With offices across the United States and Canada, RDH supports projects across healthcare, higher education, civic, commercial, residential, hospitality, and mixed-use sectors. The firm works through all stages of a building’s lifecycle, from planning and design through construction, investigation, rehabilitation, and long-term asset management. RDH’s work combines technical consulting, field investigation, testing, modeling, and construction support to address enclosure performance, constructability, durability, energy use, occupant comfort, and climate resilience. Services include enclosure consulting, facade engineering, field testing, commissioning, repair and renewal design, seismic retrofits, energy modeling, and deep energy retrofit strategy development. Through applied research, technical publications, and industry collaboration, RDH continues to advance building science and high-performance building practices across North America.