1-1/4" Heavy Duty HEPA Filters for Power Generation Heavy Duty hepa filters for 1-1/4" applications Typical Lifespan: 10,000-50,000 hours This Part in Other Industries Aerospace Automotive Manufacturing Chemical Processing Food & Beverage Marine Mining Oil & Gas Pharmaceutical Pulp & Paper Steel & Metals Water & Wastewater Related Resources View All HEPA Filters More HEPA Filters for Power Generation