Airefil Rigid-PAK filters are extended surface rigid filters with synthetic media. The filter's rigidity ensures structural integrity throughout its service life. Airefil Rigid-PAK Filters are suitable for use in VAV (variable air volume) Systems as their performance is not affected by changes in air velocity or fan shutdown.

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Airefil SEP Air Filters are extended surface ASHRAE rated separator-type filters designed for use in commercial and industrial HVAC Systems. Performance is not affected by changes in air velocity or fan shutdown so they are suitable for use in VAV Systems. Standard Airefil SEP Air Filters have aluminium frames with aluminium separators and a single neoprene gasket upstream.

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Airefil V-Cell Filters are suitable for use in VAV (variable Air Volume) Systems as their performance is not affected by changes in air velocity or fan shutdown. They are made up of multiple mini-pleat media packs and are formed into V's for high media density.

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