10x33x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack disinfectant Spectrum & color analysis: Measures

Spectrum & color analysis: Measures your light's color spectrum output

Can be used submersed or in-line

Duct Opening: 4” | Length: 13" | Airflow Rating: 210 CFM | Carbon: Australian RC412 at 1200+ IAV | Thickness: 38mm

Ingredients: Coco Fiber

10x33x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack disinfectant Spectrum & color analysis: MeasuresNordic Pure Custom MERV 8 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