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Wallner Expac

Wallner Expac


Manufacturers Southwest US



NAFA 2024 Gold Sponsor

As your partner for clean air, Wallner Expac is employee-owned and North America’s largest manufacturer of light gauge expanded metals for HVAC filters. For 65 years, we have strategically positioned ourselves to be at the forefront of innovation. Introducing expanded metals as replacement for welded wire over 45 years ago not only established us as filtration industry visionaries, but also emphasized our commitment to staying ahead with cutting-edge solutions.

Today, Wallner Expac remains at the forefront of innovation by continuously introducing expanded metals for many filtration needs including our patented light-gauge X-Mesh®, designed specifically for filter media backing. Operating from three U.S.-based plants, we welcome the opportunity to partner with you to ensure a more sustainable planet.

As a long-time member of NAFA, we value our association, utilizing its educational and technical resources for the latest developments in filtration. Through its professional network, we gain valuable insights and partnerships that benefit us and the filtration industry. Together, we contribute to healthier air quality.

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