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Easy to assemble 6' tall powder coated welded wire panels for security
Adjustable setpoints
and hydroponics applications where pH and TDS levels need to be continuously monitored for optimal plant growth
anti-ovipositor and insect repellent
21x23_1/2x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack Reflective & Greenhouse Films Easy to assemble 6' tallNordic 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
