20x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 12 Pleated Plus Carbon 1 Pack 9 CFM Container Plants (Soil / Soilless):

Container Plants (Soil / Soilless): Mix 5

Complete Nutrient Delivery – When used with the full 4-part system

PHOTOBIO•V fixtures and tailored spectra have proven themselves worldwide in everything from heavily automated massive vertical farms down to single rack installations

It also controls anthracnose

Phantom 315W features:

20x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 12 Pleated Plus Carbon 1 Pack 9 CFM Container Plants (Soil / Soilless):Important 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,