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Home » Authors » John Chamberlin
John Chamberlin

John Chamberlin

John Chamberlin is the Senior Product Manager at Georgia-Pacific responsible for DensElement Barrier System and the DensDefy line of products. He has worked in the building products industry for his entire career with most of his work focusing on new product development for disruptive technologies in the building envelope space. John is actively involved in the building industry, serving as a member of multiple committees and director for the board of the Air Barrier Association of America and a frequent attendee of his local Building Enclosure Council. He graduated from the University of Tennessee with a Bachelor of Science degree in Marketing and later received his M.B.A. from Emory University.
Articles

ARTICLES

DensDefy

Achieving WRB Continuity Across Differing Substrates

John Chamberlin
John Chamberlin
July 26, 2021
From stucco and stone, to glass and wood, a glance at any new commercial construction market shows a trend toward mixed-material facades for buildings of all types.
Read More
GP

Fire-Rated Gypsum Maximizes Wall Assembly Performance

John Chamberlin
John Chamberlin
June 9, 2021
Inherently non-combustible and more lightweight than masonry or cement board, gypsum gives commercial designers, engineers, and builders an easier path toward fire resistance compliance for interior and exterior walls.
Read More
Georgia-Pacific

Integrated WRB/AB Sheathing Builds Confidence into Simplified Building Envelopes

Combining Necessary Control Layer Continuity with Valuable Construction Efficiencies
John Chamberlin
John Chamberlin
March 8, 2021
Designers and construction specifiers should look closely at opportunities to streamline both the production process and quality control of their wall assemblies
Read More
Georgia-Pacific

Evaluating the Effectiveness of Barrier Systems in Rainscreen Assemblies

Passing the Water Penetration Test
John Chamberlin
John Chamberlin
May 6, 2020
Considering weather events, changes in temperature, and building movement, it is unlikely that any building will remain 100 percent weatherproof. But with the right materials and assembly, extra steps can be taken to reduce the risk of damage under both normal and severe weather conditions
Read More
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Sponsored Content is a special paid section where industry companies provide high quality, objective, non-commercial content around topics of interest to the Building Enclosure audience. All Sponsored Content is supplied by the advertising company and any opinions expressed in this article are those of the author and not necessarily reflect the views of Building Enclosure or its parent company, BNP Media. Interested in participating in our Sponsored Content section? Contact your local rep!

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    Pushing the Envelope

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    Designing Low-Slope Roofs for Resilience

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    Drained and Back-Ventilated Rainscreens vs Pressurized-Equalized Rainscreens

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April 9, 2026

Strategies for High-Performance Below-Grade Waterproofing

Credits: 1 AIA LU/HSW ; 1 IIBEC CEH; 0.1 IACET CEU

On-Demand Designing a high-performance building enclosure requires more than just surface-level protection; it demands a rigorous, performance-based mastery of below-grade water and gas mitigation. This discussion will provide an expert-level analysis of below-grade waterproofing within the comprehensive framework of the high-performance building enclosure.

April 28, 2026

Roof Design Considerations That Prevent Installation Failures and Change Orders

Credit: 1 AIA LU/HSW; 1 IIBEC CEH; 0.1 ICC CEU

On-Demand This course provides visual examples of actual field conditions. Some good, some not so good; along with design suggestions that can cut installation costs and reduce construction change orders. Upon completion of this course, you will have a better understanding of the requirements the roofing contractor must meet to provide the specified roofing system warranty, and long-term value to the owner.

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Plaster and Drywall Assemblies Manual

Plaster and Drywall Assemblies Manual

This is a comprehensive manual that goes beyond codes and standards, providing expert guidance in design, detailing, material selection and troubleshooting for plaster and drywall.

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