Rigid-Air extended media surface rigid filters are designed for use in most commercial or industrial HVAC systems where medium to high efficiency filtration is required.

• Corrosion-resistant steel double turned flange makes a stronger frame
• Expanded metal grid with metal or plastic pleat separator media support
• Horizontal and diagonal metal supports face grids

Selection of media is backed with expanded metal and pleated. The pleats are held in place by rigid pleat separators, available in either plastic or metal styles on 12" depth filters. 6" depth filters feature rugged fiberboard separators.