15x23x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Monterey Lawn & Garden Products This component is ultra resistant

This component is ultra resistant to damage and maximizes your profits with its rapid pace

6' power cord with on/off switch

This product is supported by dozens of peer-reviewed studies on entomopathogenic nematodes

the faster it can be moved to the vegetative stage of growth and avoid potential issues

15x23x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Monterey Lawn & Garden Products This component is ultra resistantNordic Pure Custom MERV 12 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