
Air Filtration Products: HHE/MPHF-BT-H13-H14
HEPA Mini Pleat family →Mini-pleat HEPA replaces aluminium separators with hot-melt ribs, packing more glass fibre media into the same frame at lower resistance. That means lower fan energy for the same 99.95%+ efficiency, and a fully sealed pack that passes scan testing at H13 and H14.

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Deep-pleat uses aluminium separators and suits maximum dust holding; mini-pleat uses hot-melt ribbons and packs more media per frame at lower pressure drop. Both reach H13/H14: the choice follows fan energy and housing depth.
Each filter is individually tested before dispatch and carries its efficiency grade on the frame, so the filter that arrives is the grade that was ordered.
More from Clean Room HEPA & EPA Filters

Semi HEPA super fine filters at F9: 0.3 micron filtration where full HEPA is specified but H13 is more than needed.

Deep pleat EPA filters at H10–H12: 0.3 micron efficient particulate air stages for cleanrooms not yet HEPA-class.

Mini-pleat EPA filters at H10–H12: separator-less 0.3 micron packs with low pressure drop for tight housings.
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