21x23_1/2x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack microbes This unit combines ultra intensity

This unit combines ultra intensity with maximum longevity

sanitize the injection port surface

Cuts up to 1 1/2-inch thick green wood

It works especially well on stains caused by organic matter like food or pet waste

Powdery Mildew / Downey Mildew ________________________________

21x23_1/2x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack microbes This unit combines ultra intensityNordic 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