23_3/4x23_3/4x1Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Water Treatment Light Distribution - 120°

Light Distribution - 120°

Patent pending spray manifold requires smaller water pump and generates less heat in water

once and for all

scoop your product to the pre-measured fill line

therefore making it virtually useless

23_3/4x23_3/4x1Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Water Treatment Light Distribution - 120°Nordic 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