11_1/2x11_1/2x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack Lighting • 12 inch (300 mm)

• 12 inch (300 mm) cuff length extra protection against chemicals

• Compliments a variety of production methods above ground

The Nanolux 4x4 Reflector has a narrow 80 degrees directing the light into a 4x4 grid

or add it to existing soil

11_1/2x11_1/2x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack Lighting • 12 inch (300 mm)Nordic Pure Custom MERV 7 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