16x18x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack Reflectors & Grow Lights • Recirculating hydroponic systems: Mix

• Recirculating hydroponic systems: Mix 1-2 ml per gallon of water

It includes four hooks that will secure it to the support rods in your tent

We've increase the standard 1150W output to 1200W

white alyssum

and overall plant vitality with precision-balanced nutrition

16x18x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack Reflectors & Grow Lights • Recirculating hydroponic systems: MixNordic 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