25x30x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack Ventilation Painted tip lamp works great

Painted tip lamp works great with GreenBeams reflectors

If those limits are exceeded

Recommended for: Home grows

Suggested Uses: For use on ornamentals (bedding plants

25x30x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack Ventilation Painted tip lamp works greatNordic 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