About Filtermap

Filtermap is a modern compatibility-focused filter search platform. We built it because finding the right replacement filter shouldn't feel like a research project — measuring slots, decoding model numbers, hoping the part fits.

Our index cross-references 1,800+ HVAC and appliance models against tens of thousands of filters, with a verified-fit score that tells you exactly how confident we are it will work in your system.

Cleaner air through smart technology. Find the exact filter match.