HPA5300B Replacement Filter Compatible with Honeywell Air Purifiers

This replacement filter set is compatible with Honeywell HPA5300B, HPA5300W, HPA5350B, HPA5350W, HPA3300B, HPA3300W, HPA3300BV1 air purifiers. It includes 3 Efficiency Filters (R), 3 Carbon Filters (S) and 4 A Pre-Filters (A). The 3-stage filtration system provides exceptional fresh air. We recommend replacing the true efficiency filter every 6-12 months, the activated carbon filter every 6 months and the pre-filter every 2-3 months for optimal performance. This is not an OEM product, any use of the brand name or model designation is made solely for purposes of demonstrating compatibility.