The SR 221 pre-filter is a non-classified filter media designed to capture coarse and larger particles while extending the life of the particulate filter SR 510 and SR 710. The pre-filter is placed in the pre-filter holder which attaches to the particulate filter.
Sundstrom SR 221 Prefilter (5 Pack)
Original price was: $3.16.$1.72Current price is: $1.72.
Sale!87 in stock
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