14x22x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack ventilation Let container sit in warm

Let container sit in warm water for a few minutes to liquify

extreme heat and lack of moisture

The seedling mat’s steady 80-87°F (27-31°C) temperature range heats the rooting area by up to 20°F above the ambient air temperature

5’x5’11”

14x22x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack ventilation Let container sit in warmNordic 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