20x25x4 (3 5/8) Pleated MERV 14 Air Filters 6 Pack grow-light-reflectors residential greenhouses

residential greenhouses

MICROBE Life Hydroponics Soy-Based Cleaner is a natural soy-based cleaner developed to clean all vinyl

endomycorrhizae

The SGO100DE ballast offers a compact design and reliable performance in the grow room

20x25x4 (3 5/8) Pleated MERV 14 Air Filters 6 Pack grow-light-reflectors residential greenhousesImportant 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