8x28x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack spl_hgc elastic wrists help prevent inhalation

elastic wrists help prevent inhalation of toxic chemicals while keeping sleeves in place to avoid skin exposure

and particulates throughout the entire airstream — not just at a filter surface — making it far more effective than passive filtration alone

Root Growth Promoting Substrate (aloe vera extracts

Knockbox 3/100 Base

one 8 oz BioWeed

8x28x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack spl_hgc elastic wrists help prevent inhalationNordic Pure Custom MERV 12 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