17x27x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack drying-racks resulting in stronger

resulting in stronger

earth piercing blade head

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

Net Capacity: 16

G-Rex is compatible with any fertilizer product

17x27x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack drying-racks resulting in strongerNordic 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