ONTARIO, Calif. – July 21, 2025 – With over 65 years of expanded metals expertise, the editorial staff at Metal Architecture News has invited Wallner Expac to share its knowledge for use as louvers and grilles in architecture.
The technical report, From Shading to Shaping: The Multifaceted Nature of Expanded Metals, by Manuel Menchaca, Sr. Marketing Manager focuses on its shading properties, applications, and advantages. Easily identifiable by its uniform, diamond-shaped geometry, expanded metal is a strong and lightweight product that can be used for many architectural applications.
Demonstrated repeatedly for its design, strength, installation flexibility, and environmental advantages, expanded metal is desirable for exterior architectural applications. The article can be read here.
As a trusted source for expanded metal information, Metal Construction News and Metal Architecture News have requested numerous articles from Wallner Expac. These articles have led to the readers of these two publications selecting Wallner Expac to receive multiple Readers’ Choice Awards.
Wallner Expac is 100 percent employee-owned and the world’s largest manufacturer for expanded metals for HVAC filters. With corporate headquarters in Ontario, California and additional plants in Kennesaw, Georgia and El, Paso, Texas, it has designed and fabricated a comprehensive portfolio of standard and decorative expanded metal patterns that are used in diverse applications and industries. This includes its patented X-Mesh® portfolio– US Patent #6,896,781 that is specifically engineered for HVAC filters, and MicroForm® micromeshes for precision applications. Additional product offerings include patented four-way ceiling diffuser grilles. The on-site tooling facility offers a full range of services to support customer specific application requirements.
For more information including sample requests, please contact Wallner Expac at info@expac.com or (909) 481-8800 X225.
