Wallner Expac is proud to be the founder and leading manufacturing of expanded metal used in pleated filters. Since its introduction in 1975, it replaced the need for expensive welded wire and this innovative solution distinguished ourselves in the filtration industry.
Continuing to innovate, Wallner Expac has introduced X-Mesh®, the patented industry standard in filter media backing for residential, commercial, and industrial applications.
To learn more about our patented X-Mesh®, read our X-Mesh® Info Sheet.
Innovative design increases structural stability
Superior quality product
Maintains pleat uniformity with optimum performance
Minimizes spring back in the pleat
Consistent pleat height increases contact points between the die cut and media
Our Shear-Form® service of manufacturing increases the elongation of the SWD, arranging the strands in a direction favorable for pleating