22x29x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack X Nutrients Grow Spray 1 Gal Always use equal amount of

Always use equal amount of parts A and B

Nordic Pure 20x25x4 Pleated Air Filters MERV 13 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home

(OPTIMAL- Use a plant propagation kit with a clear humidity dome

They emerge as early as bloom

Allow for 10 – 25% runoff for best results

22x29x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack X Nutrients Grow Spray 1 Gal Always use equal amount ofNordic 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