25 MICRON: Nominal rating of 25 micron filter compatible with #4 bag filter housings MAX FILTRATION: High dirt-holding capacity for a broad range of applications like food manufacturing, woodworking, metalworking, building products, and energy filtration TEMPERATURE RATING: Filter bag offers a maximum temperature rating of 200°F TOP-GRADE MEDIA: SpiroPure filter bags are made with premium polyester felt filter media 30-DAY GUARANTEE: SpiroPure filters have a 30-day money back guarantee. If you do not like the performance of your filter, you can send it back within 30 days of purchase for a full refund
