17_1/2x21x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack BVV the stem that is being

the stem that is being treated should not be consumed (it will be covered with pollen sacs so that shouldn’t be an issue)

9% of previously lost light while increasing lumen availability up to 300%

• Convenient access porthole (porthole cover sold separately)

Produces vibrant

17_1/2x21x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack BVV the stem that is beingNordic Pure Custom MERV 14 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