16_1/2x21_5/8x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack ac-/-dehumidification-/-humidification Corn Borer

Corn Borer

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

Rich bio-organics are added to improve the uptake of nutrients and strengthen the plant's natural immunity to environmental stress

15’ ‐ Europe for SPYDR 2x/2p/2i VYPR 2x/2p/2x²

Proprietary data logging software

16_1/2x21_5/8x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack ac-/-dehumidification-/-humidification Corn BorerNordic Pure Custom MERV 13 Plus Carbon air filters are made based on the actual measurements so be sure to measure your current filter to get the EXACT dimensions before ordering. As with all Nordic Pure filters, the effective life of your filter depends on the environment in which you live. We recommend changing 1 and 2 filters every 30 90 days. Our 4, 5 and 6 inch thick filters could last up to 6 months. EXACT MEASUREMENT: Furnace and air condition