The Sundström SR510 P3 is a high-performance particle filter class P3, designed to provide superior protection against all types of wet and dry particles. With a filtration efficiency of >99.997%, it is essential for the most demanding hazardous environments.
The filter flange features an O-ring that optimizes the seal to the front rim of Sundström gas filters. It is compatible with Sundström half and full face masks, as well as the SR 700 PAPR. For the SR 500 PAPR system, it attaches to the front of threaded gas filters.
Source: Sundström Safety Technical Data