16x20x4 (3 5/8) Pleated Air Filters MERV 7 Plus Carbon 1 Pack commercial-greenhouse-fixtures • Coco coir and perlite

• Coco coir and perlite based

(2) Mounting screws

Lower your operating costs and improve your cultivation environment with cool & efficient horticultural lighting that stacks layers upon layers with practically zero radiant heat and efficacy surpassing 2

7 μmol/J• Plug and Play for a quick installation• On-board Dimming and Adjustable Spectrum• External Controllability with 256 fixtures per channel• Group Control Capability

16x20x4 (3 5/8) Pleated Air Filters MERV 7 Plus Carbon 1 Pack commercial-greenhouse-fixtures • Coco coir and perliteImportant 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