16x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon 1 Pack odor-control The ingredients in SNS 203

The ingredients in SNS 203 are processed in-house by Sierra Natural Science to ensure consistency and full potency in each batch

Adding more of THE GREEN PADS will increase your PPM's in your specific area

These particles are blended with a nano-saponified emulsifier (soap) allowing Trifecta to penetrate down to the cellular level

Nordic Pure 16x28x6 Aprilaire Space-Gard 2400 Replacement Air Filters Part 401 MERV 10 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your workspace or office

Application Uses: May be used indoors/outdoors with all hydroponics

16x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon 1 Pack odor-control The ingredients in SNS 203Important 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,