20x25x5 (4 3/8) Lennox X6673_X6675 Replacement MERV 8 Air Filters 2 Pack PPE for germination and propagation of

for germination and propagation of seedlings

This Product Controls These Pests or Diseases: Aerial Fusarium (Fusarium roseum)

They will remain effective for about 2 years

• Temperature compensation

including orchids

20x25x5 (4 3/8) Lennox X6673_X6675 Replacement MERV 8 Air Filters 2 Pack PPE for germination and propagation ofImportant 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 7 8 and 5 1 4 inch depth filters,