Air Bear 20x25x5 (4 7/8) Air Filter Replacement MERV 12 Pleated Plus Carbon 4 Pack Gardening Accessories All-in-one design: Fully integrated trim

All-in-one design: Fully integrated trim separator and vacuum

ppm and temperature in the °C scale measurements

non-pathogenic saphrophytic fungus known as Ulocladium oudemansii (U3 strain)

With an attached hood and boots

Air Bear 20x25x5 (4 7/8) Air Filter Replacement MERV 12 Pleated Plus Carbon 4 Pack Gardening Accessories All-in-one design: Fully integrated trimImportant Note: Almost ALL furnace filters have a different "actual size" than the nominal size printed on the air conditioner filter. It's best if you measure your air filter for the EXACT size and compare it to our "Actual Size" and then you can be sure your A C air filter fits! With the 4" and 5" air filters there is a wider variance between the nominal and actual size depending on the manufacturer. We also carry 4 3 8 and 5 1 4 inch depth filters,