9_3/4x23_3/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Chemicals use conservatively

use conservatively

Waste Water Treatment

Board Level Efficacy with QB 288 V2 2

2 x PotPro™ | Platform Fitting x T (unit)

Environment Medium Gas Density

9_3/4x23_3/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Chemicals use conservativelyNordic Pure Custom MERV 12 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