READERS SELECT WALLNER EXPAC’S PERFEX LINE OF DECORATIVE EXPANDED METALS Wallner Expac’s Perfex expanded metals pattern has been awarded a 2021 Readers’ Choice Award by Metal Construction .
New patented four-way ceiling diffusers now available ONTARIO, Calif. - September 1, 2021 - Wallner Expac, North America’s largest manufacturer of light gauge expanded for air filters and the developer and .
After 62 years of significant expansion and growth, Wallner Expac opens its next chapter ONTARIO, Calif. - February 24, 2021 - Wallner Expac, Inc. ("Wallner Expac" or "the Company") has completed a .
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