25x32x1 MERV 8 Plus Carbon AC Furnace Filters 6 Pack hand-tools Produced to help eliminate grow

Produced to help eliminate grow room hot spots

emit a bluish purple light that is ideal for the veg cycle

True Liberty Bags supports many organizations that educate and preserve the ecology of our planet

Total Weight: 39

Manual calibration is only needed every 6 months for heavy users

25x32x1 MERV 8 Plus Carbon AC Furnace Filters 6 Pack hand-tools Produced to help eliminate growNordic Pure Custom MERV 8 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