11_1/2x11_1/2x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack dis Though listed on the label

Though listed on the label for use on tomatoes there maybe an increased risk of phytotoxicity

All plants for improved growth and health

3/4" outlet only

Please Note: Please use the correct number of net trellis kits based on your square footage

5in x 13in x 15

11_1/2x11_1/2x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack dis Though listed on the labelNordic Pure Custom MERV 8 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