13x23x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack nutrients-and-supplements BOSS will expand to full

BOSS will expand to full size in just minutes

Simply pull straight up on the mouthpiece to remove it and access the heating chamber

This ingress protection is extended to the 60-inch power cord

This blend is lighter and contains higher air content than the moist formula

Benefits of Avenger Weed Killer:

13x23x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack nutrients-and-supplements BOSS will expand to fullNordic Pure Custom MERV 13 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