17_1/2x23_1/2x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack Chemicals Once this filter begins to

Once this filter begins to show some wear

2 HP load capacity

fragrance and color

Introducing the true "set it and forget it" air mist dispenser

17_1/2x23_1/2x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack Chemicals Once this filter begins toNordic 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