13x23x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack spl_dakine420 Dimensions: (with pre-filter)

Dimensions: (with pre-filter)

Only 1200 watt rated HPS lamp in the industry

Our AirThread Tension Tumbler offers 50% more blade access than rival trimmers allowing product to move through the machine faster with less surface contact

adjustable ventilation and humidity control

13x23x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack spl_dakine420 Dimensions: (with pre-filter)Nordic Pure Custom MERV 10 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