8x8x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Aeromixer Hugo Blocks

Hugo Blocks

Six-way wattage output control: 400W

-Adaptor hardware

Total Grow Control EC Probe

Soluble Potash (K2O) …………………4%

8x8x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Aeromixer Hugo BlocksNordic 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