28x32x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack grow-systems-trays-reservoirs destroying harmful micro-organisms in other

destroying harmful micro-organisms in other liquids

Don’t be fooled by the size

Foldable design up to 180 degrees

VTM Series

For Control of Small Hive Beetle - Use 5 Million for every 10 Hives

28x32x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack grow-systems-trays-reservoirs destroying harmful micro-organisms in otherNordic 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