2-1/2" Standard HEPA Filters for Pharmaceutical Standard hepa filters for 2-1/2" applications Typical Lifespan: 10,000-50,000 hours This Part in Other Industries Aerospace Automotive Manufacturing Chemical Processing Food & Beverage Marine Mining Oil & Gas Power Generation Pulp & Paper Steel & Metals Water & Wastewater Related Resources View All HEPA Filters More HEPA Filters for Pharmaceutical