16x36x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack ac-/-dehumidification-/-humidification Citrus Red Scale

Citrus Red Scale

Trend Chart records CO2 levels per minute

making it suitable for indoor grows

Produces more PAR per watt than HPS

(Propagation Pots sold separately)

16x36x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack ac-/-dehumidification-/-humidification Citrus Red ScaleNordic Pure Custom MERV 14 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