High-Performance Building Enclosures with Bill Zoeller

Critical to the make-up of a high-performance building, is a well-designed, carefully construction building enclosure. Thanks to advancements in building-science knowledge, building materials, and construction best practices, achieving a well-insulated, air-tight building envelope can be possible if executed correctly.

On this episode of Buildings and Beyond, we talk with SWA Senior VP and building enclosures expert, Bill Zoeller. Bill shares some strategies that professionals should consider when designing and constructing building enclosures and high-performance wall assemblies.

Episode Guests: Bill Zoeller

William Zoeller

Bill Zoeller is a Registered Architect and Senior Vice President with Steven Winter Associates. He has 33 years of experience in building design and construction, building science research, energy-efficiency, disaster-resistant construction, and building materials product development. Bill has specialized expertise in advanced and traditional materials; design to resist natural hazards; energy efficient building practices; and energy upgrades in historic buildings. He has participated in product development and marketing analysis work for major building material manufactures and has worked on hazards resistance research for HUD and FEMA. Bill leads SWA’s team of enclosure specialists which has over 50 years of combined experience in condition assessments, design consulting and construction administrative services, and has participated on projects ranging from historic museums with rare collection archives, to high-rise Passive House towers.

Episode Information and Resources

High Performance Walls Guide

Foundation Waterproofing 101

Foundation Waterproofing – Proper Installation and What NOT to do!

Reducing Air Leaks in Multifamily Buildings (and why you should care)

About Buildings and Beyond

Buildings and Beyond is a production of Steven Winter Associates. We provide energy, green building, and accessibility consulting services to improve the built environment. For more information, visit


Robb Aldrich | Kelly Westby

Production Team

Heather Breslin | Alex Mirabile | Dylan Martello

Next up on Buildings and Beyond…

Kitchen Ventilation with Iain Walker

Guest: Dr. Iain Walker from Lawrence Berkeley National Laboratory

Iain Walker Headshot