15x17x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Garden Hygiene and Safety Nordic Pure 12x20x1 MERV 10

Nordic Pure 12x20x1 MERV 10 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

Actual brand may vary

The spectral flexibility alone is worth the investment — we switched from PhysioSpec to AnthoSpec mid-cycle and saw a noticeable improvement in color development

A quiet dual-fan kit designed to be mounted onto the roof of standard 19-inch racks to provide cooling

15x17x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Garden Hygiene and Safety Nordic Pure 12x20x1 MERV 10Nordic 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