Pay in 4 interest-free payments of $14.50 Learn more
Ships within 48 hours · Estimated delivery Oct 29 - Nov 3
Increase plant growth with N-P-K and micro-minerals to create an optimal root zone
Based on the growth cycle of plants
water repellent
Keep out of the reach of children
including but not limited to:
20x20x4 (3 5/8) Furnace Air Filters MERV 10 Pleated Plus Carbon 2 Pack Water Treatment Increase plant growth with N-P-KImportant 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. If you are replacing a 4 3 8 depth 20x20x4 filter
