8x28x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack spl_cp UV degradation

UV degradation

Non-woven Blackout Poly is a cost-effective solution for light-deprivation setups that provides maximum light blockage to control the photoperiod of flowering plants

Glycerin helps prevent icing and moisture penetration

Pressure rating of >3

This rack roof fan kit contains standard 120mm fans

8x28x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack spl_cp UV degradationNordic 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