25x30x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack pots Verde is a blend that

Verde is a blend that contains high quality

With its high perlite content

Maximum Residue Limits (MRL) and FIFRA 25(b) exempt

Has a continuous power factor of 99%

25x30x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack pots Verde is a blend thatNordic 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