20x25x5 (4 3/8) Lennox X6673_X6675 Replacement  MERV 10 Pleated Plus Carbon 4 Pack commercial-lighting-fixture The 1000W HPS / MH

The 1000W HPS / MH double ended grow light is part of the Commercial Series that offers the most sophisticated technology on the market

Nordic Pure 12x24x4 Pleated Air Filters MERV 8 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home

) | 100 to 120V AC | Airflow: 550 CFM | Noise: 50 dBA | Speed: 1700 RPM

call the American Hydroponics support line: 888

20x25x5 (4 3/8) Lennox X6673_X6675 Replacement  MERV 10 Pleated Plus Carbon 4 Pack commercial-lighting-fixture The 1000W HPS / MHImportant 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. We also carry 4 7 8 and 5 1 4 inch depth filters,