16x20x4 (3 5/8) Pleated Air Filters MERV 14 Plus Carbon 1 Pack pumps-&-irrigation Simple toggle clamp for easy

Simple toggle clamp for easy lamp height adjustment

Grow1 Collapsible Water Tanks are here to revolutionize your water storage needs

The DE 600x2 Fixture will run both standard DE HPS lamp plus our fully jacketed DE MH lamp

Optimized spectrum

our Stand Up Trimmer is ideal

16x20x4 (3 5/8) Pleated Air Filters MERV 14 Plus Carbon 1 Pack pumps-&-irrigation Simple toggle clamp for easyImportant 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 16x20x4 filter