17x27x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack drying-racks Remote sensors for the temperature

Remote sensors for the temperature and humidity provide accurate monitoring and control

high-intensity illumination

G-Rex is compatible with any fertilizer product

Four-speed blower- offers the quietest and most efficient airflow on the market to cover up to 1000 square feet

Net Capacity: 16

17x27x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack drying-racks Remote sensors for the temperatureNordic 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