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Ships within 48 hours · Estimated delivery Sep 16 - Sep 21
IP Rating: IP66
12in / 30 cm
*SuffOil may remove the glaucous (blue) bloom from evergreens such as Colorado Blue Spruce and Koster Spruce
The porous fabric allow for air to enter on all sides
20x28x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Reflectors & Grow Lights IP Rating: IP66Nordic Pure Custom MERV 12 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
