16x20x4 (3 5/8) Pleated MERV 7 Air Filters 1 Pack reflectors and grow lights • Precision manufactured brass burners

• Precision manufactured brass burners

• DIMENSIONS: 10 x 12 x 1

to help satisfy a plant's needs

Cuts up to 1 inch thick stems of dry or green wood

16x20x4 (3 5/8) Pleated MERV 7 Air Filters 1 Pack reflectors and grow lights • Precision manufactured brass burnersImportant 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