17x27x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack air-purification Note: Not compatible with Windows

Note: Not compatible with Windows 10 operating systems

Item # Description Box Dimension Gross lbs CS/QTY UG-D/ALU/10 UltraGrow – Aluminum Ducting 10” 25′ with 2 clamps 20½” x 20½” x 12½” 20 lbs 4

Use reverse osmosis water or water under 200 ppm (avoid chlorinated water)

Improved growth of root system

17x27x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack air-purification Note: Not compatible with WindowsNordic Pure Custom MERV 10 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