21_1/4x23_1/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack spl_ps Use the included Qcell C1

Use the included Qcell C1 dip coil to turn the Airis 8 into an electronic nectar collector

Light proof

auditoria and public place

pack of 50

Permanent Drainage Option – Can be plumbed directly for continuous

21_1/4x23_1/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack spl_ps Use the included Qcell C1Nordic 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