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Alarm clock function at 12 and 24 hours
balancing the color spectrum with a high-quality Carl Zeiss lens for insane optical clarity when used under HPS (High Pressure Sodium) lights
Mother Earth® Coco + Perlite incorporates 70% of the finest coco pith and fiber blend as well as 30% perlite for better aeration and drainage
This nutrient system works well in hydroponics
Free Bluelab® Connect™ Software available from bluelab
11_1/2x11_1/2x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack spl_hi Alarm clock function at 12Nordic 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
