22x24_1/4x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack king Quickly sort your harvest by

Quickly sort your harvest by loading the kit starting with the largest size sieve on top and firmly shake until your material is finished sorting

Bacillus subtilis - 10

• Height Adjusting with the patent pending adjustable extension poles (sold separately) allowing you to increase the height of your grow tent from 6' 7" to 7' 7"

move up & down with a twist several times

22x24_1/4x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack king Quickly sort your harvest byNordic 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