Replaces the HSE document OC282/28, you can view and download it below:

Guidance On RPE Fit Testing INDG479Download

Here are the BSIF Fit2Fit Companions to the HSE INDG 479. You can view or download them below:

Guidance Document: QualitativeDownload
Guidance Document: Quantitative APCDownload
Guidance Document: Controlled Negative PressureDownload