PowerCap Pre-Filters with Covers Pre-filters and Pre-filter covers for the PowerCap Infinity. It is recommended that pre-filters are changed daily before use. Only use genuine PowerCap Infinity filters supplied in pairs from JSP Ltd or its distributors. Always replace both filters simultaneously. NEVER use compressed air on the filters. This will seriously limit protection. PowerCap Infinity delivers TH3 protection with a Nominal Protection Factor of 500 (UK APF 40). TH3 is the highest possible rating in the EN 12941:1998 A2:2008 standard. Filters made to order. Respiratory Protection Powered Air Find out about our journey to become carbon neutral here. Discover Our Logo Printing and Branding Services Today!
