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(OPTIMAL – 0
FOR SOIL WELL AMENDED WITH MINERALS AND ORGANIC MATTER Use any brand Cal/Mag as directed throughout vegetative growth and week 1 of flower
Weekly releases for 4 weeks
It is designed for Hydro-X Pro system only
Use with CO2 regulator and tank to evenly distribute CO2 to your grow area and plants
17_1/8x26_1/2x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack Cloning & Seed Starting (OPTIMAL – 0Nordic Pure Custom MERV 10 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
