9x27x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack sprayers various trees

various trees

solvent-less press designed and developed specifically for the consumer

Put the dry powdered product mixed with water or compost tea into each hole

NPK  /  3 - 7 - 4

Unit Weight (Full) - 24

9x27x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack sprayers various treesNordic Pure Custom MERV 14 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