17_1/4x17_1/4x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Cleaning Products florists and consumers

florists and consumers

HPK is phosphorous from bat guano supplemented with potassium from a mineral called langbeinite

90g Mini XL Closed Loop Extractor

Eden C installs with ease fitting through standard single doors

Dimensions (L x W x H)

17_1/4x17_1/4x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Cleaning Products florists and consumersNordic 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