26x30x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack fluorescent-lighting The overall effect is a

The overall effect is a well-developed root system grown in a fraction of the time needed for traditional planting

An Electronic Shut Off Kit is not required

introduce adults early in the growing season prior to when garden pest control is needed

The DLM-4 Zone Controller can be connected to up to 4 separate zones of DLI lighting fixtures

Universal operating position

26x30x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack fluorescent-lighting The overall effect is aNordic 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