16_3/8x21_3/8x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack LED Lighting Adjust the pump's flow to

Adjust the pump's flow to get things moving at your preferred rate

This loose fill

dry location away from direct sunlight and moisture

ldeal for use in common areas

Pyur Scientific Propelyne Glycol USP Kosher 5 Gallon

16_3/8x21_3/8x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack LED Lighting Adjust the pump's flow toNordic Pure Custom MERV 12 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