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1/2" grommet
LED chipset: 102pcs 5000k+104pcs 3000K+6pcs 660nm+2pcs 740nm+4pcs 395nm
Use it as a stand-alone product or combine it with FoxFarm's Light Warrior Agro-Ponic Grow Medium
Long-lasting grub control — targets Japanese beetle larvae at the soil-dwelling stage before they cause surface damage
Chemboys PH Down Max is the most potent and cost-effective ph Up solution available on the market today
15x17x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Growing Media 1/2" grommetNordic 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