16x26x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack MH Contains a mixed-flow design and

Contains a mixed-flow design and an EC-motor for a quiet and high static-pressure performance

ensuring harm-free use in indoor heating applications

• Pilot light

Easily adjust the water temperature in aquariums and hydroponic reservoirs with the Aquavita 300W heater

16x26x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack MH Contains a mixed-flow design andNordic Pure Custom MERV 7 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