8x28x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack nutrients A balanced and unparalleled mixture

A balanced and unparalleled mixture of thermophilic compost

TTT 3000 Nets- 1/2" Mesh

and a 3 by Phillips screwdriver set: 0/1/2mm

our Pure Green media will be changing its appearance

With its exclusive speed control and hole design

8x28x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack nutrients A balanced and unparalleled mixtureNordic 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