15x36x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack cloning-and-seed-starting HALO gives you the ability

HALO gives you the ability to measure

Advanced safety features including oxygen depletion sensor

Dark Mealworms

* Lockable

Contains an EC-motor with PWM-control for a quiet and energy efficient performance

15x36x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack cloning-and-seed-starting HALO gives you the abilityNordic 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