Sundstrom SR500 PAPR unit with Sundstrom SR530 hood. All fan units come with 2 x Sundstrom SR510 particle filters, 10 x Sundstrom Pre-filters, 2 x Sundstrom Filter adaptors and 2 x Sundstrom Pre-filter holders
The Sundstrom SR500 powered air purifying respirator (PAPR) is an alternative to negative-pressure filter respirators in situations where these are recommended. The fan-assisted air flow may be of benefit during extended periods of work in warm conditions.