17_1/4x23_1/4x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack spl_hi Activated Carbon inside is what

Activated Carbon inside is what sets our filters apart from the competition

diamondback moth

for propagation of cuttings

where the product has a tendency to pile on top of each other and thus creating a mold-supported environment

The permeable nature of SNS DC causes penetration of the microbial cell wall and provides preservatives and inhibitors to work against the fungus

17_1/4x23_1/4x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack spl_hi Activated Carbon inside is whatNordic 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