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Ships within 48 hours · Estimated delivery Aug 27 - Sep 1
This trap is 3
straight blade
sodium borate
7 (700 ppm) Temperature Compensation pH - Automatic EC - Automatic
utilizing technology that enhances photosynthesis
21_1/2x23_5/16x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack biological fertilizer This trap is 3Nordic Pure Custom MERV 14 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
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