17_1/2x23_1/2x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack spl_centurionpro Capacity: Can fill up to

Capacity: Can fill up to 169 pre-rolled cones per run

The high-quality durable nylon sheath attaches to your belt with a loop

• Contains fulvic and humic acids

pumice stone

as well as control it’s speed

17_1/2x23_1/2x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack spl_centurionpro Capacity: Can fill up toNordic Pure Custom MERV 7 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