17x29x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Chemicals infestation level and season of

infestation level and season of the year

Quadruple Connector For Use With These Iluminar Lights

Top diameter: 23"

1 x Reservoir pH Sensor

• White plastic for increased reflectivity

17x29x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Chemicals infestation level and season ofNordic Pure Custom MERV 14 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