NOTE: THIS FILTER WILL FIT WITH THE SPACER, BUT THE WOODEN UNITS REQUIRE FAN REPLACEMENT AS WELL. THE FAN COST $20 DIRECT FROM AMAZON AND WE WILL SEND YOU AN AMAZON LINK AFTER PURCHASE.

This HEPA filter is a replacement filter for the Flow Rat Model Nomad.These filters are rated at 99.97% efficiency, filtering particles down to 0.3 microns.

Nomad replacement filter - shipping dimensions/weight 12x9x2 1lb

These were used in all models before August 2022.