Honeywell-Compatible Media Filters
Quick answer: Deep-pleat media cut to the Honeywell F100/F150 cabinet footprint — direct replacements for FC100A1029 (16x25) and FC100A1037 (20x25). Match the part number on your cabinet door, pick a MERV rating, and you're done. Shipping is flat-rate — same on 1, 2 or 3 packs.