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NPK of Soil Nutrition Component A: 3-0-3 (w/v)
Convenient thumb and finger loops help keep sleeves from riding up while you work
Batching / Adding / Self-Examination Function
thermal probe
NPK / 2 - 5 - 3
17x26x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack grow-light-reflectors NPK of Soil Nutrition ComponentNordic 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
