Best deal: $2.00 per count (83.3% below the median) — Colorfullife 4 True HEPA + 8 Pre-Filter Aer1 Filter Replacement Com...
Price range: $2.00 – $54.99 per count across 35 offers. Median sits at $11.99.
Top brands showing: Core Replacement, Aerostar X20x1, Filtrete X20x1.
Data refreshed about 4 hours ago; rerun the search to capture newer prices.
Get creative—add qualifiers like "organic", "bulk", or brand names to surface more precise results.
Always double-check pricing on Amazon before purchasing; unit costs can change quickly.
Off: Shows the same results Amazon would return without extra filtering.
All Words: Keeps only items whose title contains every word from your search, no matter the order.
Exact Phrase: Keeps only items whose title includes your full search phrase exactly as typed.
Search results too broad? Try the Strict Match filter.
No results match your strict filter.
Try switching to "All Words" mode or turning the filter off.
Colorfullife 4 True HEPA + 8 Pre-Filter Aer1 Filter Replacement Compatible With Holmes AER1 Air Purifiers, Replacement Parts # HAPF30AT, HAPF300AH-U4R, HAP242-NUC
4 Pack LV-H128 Replacement Filter Compatible with LEVOIT LV-H128 / PUURVSAS (HM669A) / ROVACS (RV60) Air Purifiers, 3-IN-1 Filter for LV-H128-RF Replacement Filter
FLT4825 True HEPA Filter B Replacement with Activated Carbon Pre-Filters Compatible with Guardian Air Purifier AC4825 AC4300 AC4800 AC4900 AC4850
HPA300 HEPA Air Purifier Filter R for Honeywell Air Purifier HPA100/200/300 and 5000 Series, 6 Pack HEPA Filter Compatible with Honeywell R Filter (HRF-R3 & HRF-R2 & HRF-R1)
Amazon Basics 14x20x1 Air Filter 6 Pack, MERV 8 AC Furnace Filters (Actual Size: 13.75" x 19.75" x 0.75")
Aerostar 18x20x1 MERV 8 Air Filter, 6 Count, ACTUAL SIZE (17.50 x 19.50 x 0.75), HVAC, Air Conditioning & Furnace Filter Captures Dust, Lint & Pollen (MPR 600 / FPR 5), Made in USA
Simply 16x16x1 Air Filter, Merv 8, MPR 600, 6 Pack, Furnace Air Filter for HVAC (Actual Size: 15.75"x15.75"x0.75") DUST, Pet, & Allergy Control