Sundstrom SR221 Pre Filter (pack of 5)

Product Features: Extended Filter Life: The SR221 Pre-Filter is instrumental in prolonging the life of particle filters by preventing early clogging from coarse particles. Compatibility: Expertly designed to be compatible with various filters such as SR 510 P3 R, SR 710 P3 R, and combined filters like SR 299-2 ABEK1-Hg-P3 R and SR 599 A1BE2K1-Hg-P3 R. Easy Installation: The prefilter is effortlessly placed in the prefilter holder and can be easily snapped onto the particle or combined filter. Pack of 5: Comes in a pack of five, ensuring that you always have a replacement ready for maintaining optimal filtration efficiency.