20x25x4 (3 5/8) Pleated MERV 14 Air Filters 6 Pack X Nutrients Grow Spray 1 Gal Designed for heavy duty clearing

Designed for heavy duty clearing & scrubbing of tough vines weeds undergrowth & small saplings

These systems allow you to choose multiple hanging configurations to meet your garden’s design

For hard to root cuttings use 1 tbsp

Refer to the manufacturer's label (DOCS tab) for full crop-specific rates and timing

20x25x4 (3 5/8) Pleated MERV 14 Air Filters 6 Pack X Nutrients Grow Spray 1 Gal Designed for heavy duty clearingImportant 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 20x25x4 filter