16_1/2x21x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Extension 15 AMPS or less

15 AMPS or less

When these beneficial organisms are returned to the soil

The optional Water Detector WD-2  allows the user to detect water leaks or water on the floor of the facility

included Turbo Adapter increases performance by 25%

16_1/2x21x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Extension 15 AMPS or lessNordic 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