Skip to content

BlogNews

CNP Fit Testing and HSE INDG 479

Controlled negative pressure (CNP) technology has been in use for decades and, in terms of the HSE in the UK, is fully referenced as a fit testing method in their INDG 479 guidance on fit testing. The BSIF’s Fit2Fit RPE Fit Test Provider Accreditation Scheme, supported by the HSE, also offers a dedicated companion guidance document on Quantitative CNP technology.