16x21_1/2x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack Sea Green Hydro 5 AAA batteries (3)

5 AAA batteries (3)

Supersize 36x36

Mormon Crickets

Floralife® Transport Paper is impregnated with compounds that react when exposed to relative humidity above 40%

Each smart controller includes a 12 ft

16x21_1/2x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack Sea Green Hydro 5 AAA batteries (3)Nordic Pure Custom MERV 10 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