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Ships within 48 hours · Estimated delivery Aug 31 - Sep 5
Numbers of control channels- 3
It’s not waterproof
Insert support if necessary
Drain to waste: use 5-10 ml of Royal Flush per gallon of pure water in your reservoir and run system
12_1/2x23_1/2x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack dupe Numbers of control channels- 3Nordic 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
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