7_3/4x25_3/4x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Travel Bags & Backpacks 1x 2x4ft Grow Tent(1680D Canvas)

1x 2x4ft Grow Tent(1680D Canvas)

Complete and Balanced Formula: Delivers all necessary nutrients in one concentrated solution

Use indoors and outdoors

Nordic Pure 12x12x1 MERV 8 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

Perfect for single-pass odor control and or continuous in-room scrubbing of odors

7_3/4x25_3/4x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Travel Bags & Backpacks 1x 2x4ft Grow Tent(1680D Canvas)Nordic 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