13x21.5x1 Exact Size Air Filter nutrients and supplements 40 x PotPro™ | Platform

40 x PotPro™ | Platform

14'' F5 High output In Line Fan - 2010CFM

It contains potassium and 2% Soluble Silicon to reduce stress caused by heat

Inclusion in this category means that it has a nontoxic mode of action because it a) is used in low volumes

Durable black polypropylene sheath with belt clip is included

13x21.5x1 Exact Size Air Filter nutrients and supplements 40 x PotPro™ | PlatformNordic 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