Conference Agenda

Overview and details of the sessions of this conference. Please select a date or location to show only sessions at that day or location. Please select a single session for detailed view (with abstracts and downloads if available).

 
 
Session Overview
Location: Bay Theather 100
Date: Sunday, 07/Dec/2025
8:00am - 5:00pmWorkshop 3: ASHRAE Residential Buildings Committee Workshop for Workforce and Industry Engagement
Location: Bay Theather 100
Date: Monday, 08/Dec/2025
10:30am - 12:00pmCPS 2: Improving and Evaluating Whole Building Airtightness (Practices)
Location: Bay Theather 100
Session Chair: Carsten Rode, Technical University of Denmark, DTU
 

Comparative Analysis of Emerging Air Infiltration Detection Tools

Jason LaFleur1, Rui Zhang1, Nicholas Houchois2, Robert Schildgen3

1GTI Energy, United States of America; 2Hearth Labs, United States of America; 3Priority Energy, United States of America



Tangible Benefits of Improved Building Airtightness

Alexander Zhivov, Martin Page, Mark Ginsberg, Richard Liesen, Yongkyu An

US Army ERDC-CERL, United States of America



Using Aerosols to Seal Occupied Residences From Exterior Spaces

David Bohac1, Curtis Harrington2, Frederick Meyers2, Timothy Levering2, Mike Lyon3, Michael Lubliner4

1Center for Energy and Environment, United States of America; 2UC Davis, Western Cooling Efficiency Center; 3Aeroseal LLC; 4Conservation and Renewable Energy Systems

 
1:30pm - 3:00pmCPS 5: Assessing Moisture Durability Solutions and Strategies (Practices)
Location: Bay Theather 100
Session Chair: Alejandra Nieto, ROCKWOOL
 

Assess The Water Resistance And Thermal Performance Of Pre-flashing Methods When Adding Continuous Insulation During Re-siding (AIRS)

Zhenglai Shen1, Andre Desjarlais1, Daniel Morrison2, Patricia Gunderson3

1Oak Ridge National Laboratory, United States of America; 2Morrison Digital Media, United States of America; 3Pacific Northwest National Laboratory, United States of America



Mitigating Condensation for an Iconic Structural Glass & Precast Concrete Natatorium Façade using Advanced CFD

Daniel Haaland, Brian Hubbs

RDH Building Science, Canada



Do Flashing and Sealant Materials Need to be Exposed to Extreme Cycling?

Hevar Palani1, Mahabir Bhandari1, Marc LaFrance2

1Oak Ridge National Laboratory, One Bethel Valley Road, Oak Ridge, TN 37831, USA; 2Department of Energy (DOE), Building Technologies Office (BTO), Windows Technology Manager



Benefits Of Automated Construction And Energy Efficiency Measures In Modular Homes

Kaushik Biswas1, Rohit Jogineedi1, Jason LaFleur1, Brandon Weiss2, Som Shrestha3, Andre Desjarlais3

1GTI Energy, United States of America; 2Dvele, United States of America; 3Oak Ridge National Laboratory, United States of America

 
3:30pm - 5:00pmCPS 8: Predicting and Improving Building Envelope Performance and Durability (Practices)
Location: Bay Theather 100
Session Chair: Benjamin Meyer, Siplast
 

Next generation retrofit wall panels with integrated Vacuum Insulation Panels

Emishaw Iffa1, Andre Desjarlais1, Antonio Jose Aldykiewicz1, John Peavey2, Tynica Stefun2

1Oak Ridge National Laboratory, United States of America; 2Home Innovation Research Labs, United States of America



Predicting Rooftop Surface Temperature Extremes and Impact on Tie-Ins

Stanley D. Gatland, Ahoo Malekafzali Ardakan, Samuel Cruz

Saint-Gobain, United States of America



Updating the Building Science Advisor (BSA): A Tool to Assist in the Design of Durable Building Envelopes

Gina Accawi1, Anthony Aldykiewicz1, Abby Barnes1, Philip Boudreaux1, Andre Desjarlais1, Michael Lubliner1, Mikael Salonvaara1, Kyle Biega2

1Oak Ridge National Laboratory, United States of America; 2U.S. Department of Energy, United States of America

 
Date: Tuesday, 09/Dec/2025
8:30am - 10:00amCPS 11: Case Studies and Best Practices to Investigate Energy Consumption and Performance of Commercial and Mass Timber Buildings (Practices)
Location: Bay Theather 100
Session Chair: Paulo Cesar Tabares Velasco, Colorado School of Mines
 

A Case Study on the Effects of Occupant Behavior on Operational Energy Consumption of a High-Performance CLT School Building Insulated with Wood Fiber Insulation

Liam O'Brien1, Wilhelm Friess2, Ling Li3, Benjamin Herzog4, Jacob Snow4

1Graduate School, University of Maine, USA; 2Mechanical Engineering, University of Maine, USA; 3School of Forest Resources, University of Maine, USA; 4Advanced Structures and Composites Center, University of Maine, USA



Reducing Risk for Mass Timber Roof Design and Construction: A Literature Review

Graham Finch1, Gillette Savannah2

1RDH Building Science, Canada; 2RDH Building Science, United States



Urban Building Energy Modeling for District-Level Energy Optimization: A Case Study in Fornebu, Norway

Alexandra Monika Bulla, Niki Gaitani, Arild Gustavsen

Norwegian University of Science and Technology, Norway



Methodology and Results from the Pacific Northwest Commercial HVAC Market Model

Marcus Anthony Dimeo1, Rick Bame Huddle1, Joan Wang2

1Resource Innovations, United States of America; 2Bonnevile Power Administration

 
Date: Wednesday, 10/Dec/2025
8:30am - 10:00amCPS 20: Hygrothermal Analysis of Traditional and Mass Timber Roof Assemblies (Practices)
Location: Bay Theather 100
Session Chair: Achilles Karagiozis, National Renewable Energy Laboratory
 

Correlating Hygrothermal Modeling to Real-World Roof Design

Andrea Wagner Watts1, Jui-Hsiang Hung2, Boubacar Issoufou Anaroua2

1GAF | Siplast; 2GAF Materials LLC



Optimizing Parameters To Make Accurate Hygrothermal Calculations In Ventilated Roofs

Johan Öberg1, S. Olof Mundt Petersen2,3, Petter Wallentén2

1Polygon Sverige AB, Sweden; 2Lund University; 3Swedish Federation of Wood and Furniture Industry



Hygrothermal Performance of CLT External Walls with Wood-Fibre-Based ETICS: Field Measurements and Simulation Validation

Villu Kukk, Targo Kalamees

Tallinn University of Technology (TalTech), Estonia



Understanding the Risk of Entrapped Moisture in Mass Timber Roof and Floor Assemblies and the Use of Calibrated Hygrothermal Models to Assess Drying Remediations from Construction Wetting

Camille Roy, Graham Finch, Michael Wilkinson

RDH Building Science, Canada

 
10:30am - 12:00pmCPS 22: Improving Building Performance with Window Upgrades (Practices)
Location: Bay Theather 100
Session Chair: Harri Mikael Salonvaara, Oak Ridge National Laboratory
 

A Second Take on Windows: Advancing Secondary Windows for Commercial Buildings

Jason LaFleur1, Kaushik Biswas1, Charlie D. Curcija2, Rui Zhang1, Simon Pallin3, Alex Cicelsky1

1GTI Energy, United States of America; 2Lawrence Berkeley National Laboratory, United States of America; 3Frontier Energy, United States of America



Advancing Building Performance: Field Results of Thin-Glass Triple-Pane Window Demonstrations

Robert Grant Hart, Tammie Yu

Lawrence Berkeley National Lab, United States of America



Are Deep Energy Retrofits in Commercial Buildings Including Window Upgrades?

Katherine Cort1, Hevar Palani2, Jamie Kono1, Travis Stanislaus1, Mahabir Bhandari2, Robert Hart3

1Pacific Northwest National Laboratory, United States of America; 2Oak Ridge National Laboratory, United States of America; 3Lawrence Berkeley National Laboratory, United States of America



Multivariate Analysis of PCM Glazing Effects on Office Building HVAC Energy Performance in Arid Climates

Daniel Uribe1,2, Marco Perino4, Sergio Vera1,2,3

1School of Engineering, Pontificia Universidad Catolica de Chile, Chile; 2Center for Sustainble Urban Development (CEDEUS); 3UC Energy Research Center; 4Energy Department (DENERG), Politecnico di Torino

 
1:30pm - 3:00pmCPS 24: Window Advancements (Residential)
Location: Bay Theather 100
Session Chair: Aaron Grin, DuPont Performance Building Solutions
 

Quantifying Noise Reduction From Envelope Retrofits Using Publicly-Available Data Sources

Kieren H. McCord1, Samuel I. Rosenberg1, Ralph T. Muehleisen2, Max Martell1, Dana Vesty1, Chrissi A. Antonopoulos1

1Pacific Northwest National Laboratory, United States of America; 2Argonne National Laboratory, United States of America



Understanding The Photo-Optics' Spatial And Temporal Changes Of A Solar Spectrum Light Beam Through Single Glazing, As Detected By A Full Spectrum Camera

Damilola Onatayo1, Rahul Aggarwal1, Ravi Srinivasan1, Bipin Shah2, Ross McCluney3, Aladdin Alwisy1, Jennifer Bridge1, Nancy Clark1

1University of Florida; 2Winbuild Inc; 3Sunpine US



Performance Study on a Novel Dynamic Complex Window for Ultra-low-energy Buildings

Yi Wang1, Huiyan Tang1, Zhengrong Li1, Qun Zhao2

1School of Mechanical Engineering, Tongji University, Shanghai, 201804, China; 2College of Architecture and Urban Planning, Tongji University, Shanghai, 201804, China

 
3:30pm - 5:00pmCPS 26: Embodied Energy of Materials (Residential)
Location: Bay Theather 100
Session Chair: Tiffany Coppock, Owens Corning
 

Hygrothermal Performance of Bio-Based Materials in Residential Building Wall Envelope Systems

Hevar Palani, Kuma Sumathipala, Andre Desjarlais

Oak Ridge National Laboratory, Oak Ridge, TN, USA



Moisture Durability and Thermal Performance of Retrofitted Wall Systems with Biobased Cladding and Insulation Materials: An Environmental Chamber Study

Emishaw Iffa, Andre Desjarlais, Mikael Salonvaara, mengjia Tang

Oak Ridge National Laboratory, USA



How Material and Design Choices Can Affect The Embodied Carbon Of Residential Buildings

Mehdi Ghoabdi, Michal Bartko, Thomas Park, Elisa Antunes

National Research Council Canada, Canada

 
Date: Thursday, 11/Dec/2025
8:30am - 10:00amCPS 28: Attics / Ducts (Residential)
Location: Bay Theather 100
Session Chair: Xuaco Pascual, Tamlyn
 

Ducts in Conditioned Space, or Buried Ducts, What’s the Difference?

Rebecca Evans, Simon Pallin, Ryan Allen

Frontier Energy, United States of America



Impacts of Unvented Attic Tightness and Intentional Attic Conditioning Upon R8 Ducts Buried Under Blown Insulation in Hot and Humid Climates

Jeffrey K. Sonne, Charles Withers. Jr.

FSEC / University of Central Florida, United States of America



Lab and Field Observations of Critical Building Design Impacts Upon Moisture In Attics in Hot and Humid Climate Focused On Attic Air, Duct Surface, and Roof Sheathing Moisture Content

Charles R. Withers, Jeff Sonne

University of Central Florida / FSEC, United States of America

 
10:30am - 12:00pmCPS 30: Moisture in Walls (Residential)
Location: Bay Theather 100
Session Chair: Peter Barrett, Dorken Systems Inc.
 

Impact of the Airspace on the R-Value of a Residential Brick Veneer Wall

Nathaniel Huygen, John Sanders

National Brick Research Center - Clemson University, United States of America



Hygrothermal Modeling and Laboratory Tests of Solar-Driven Moisture Diffusion in Wood-Frame Walls with Absorptive Claddings—Impact and Management

Natalia Farkas, Samuel V. Glass, Samuel L. Zelinka

USDA Forest Products Laboratory, United States of America



Field Indoor Air Quality Findings for a Rural Home Park in Colorado

Reza Saeidi, Paulo Cesar Tabares-Velascoa

Colorado school of mines, United States of America