15x24x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Grow System/ Trays/ Reservoirs Use lower rates at initial

Use lower rates at initial planting

The FloraFlex® Matrix System is a patent pending first of its kind Top Feeding Wicking System that provides the most even way to deliver water and nutrients to your potted plants

79W±5%@AC120V 74

especially with PhysioSpec Greenhouse spectrum

Warranty : 5 Year Standard Warranty

15x24x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Grow System/ Trays/ Reservoirs Use lower rates at initialNordic Pure Custom MERV 13 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