17_1/4x19_1/4x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack spl_luxx Ducting Port Quantity: 3 (11")

Ducting Port Quantity: 3 (11") 2 (9")

Directions for use: Use with every watering throughout the Vegetative phase and weeks 1-3 of the Flowering phase

mixed directly into media or used as a broadcast fertilizer

• Temperature

TrimIt Dry1000 Replacement Barrel

17_1/4x19_1/4x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack spl_luxx Ducting Port Quantity: 3 (11")Nordic Pure Custom MERV 10 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