8x10x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack nutrients and supplements Cold-rolled steel makes up the

Cold-rolled steel makes up the heavy-duty rack cabinet frame and doors

shut-off valve

Comes with a black nylon sheath with belt-loop to protect the blade when not in use

Four species of fish contribute unique nutrient profiles

8x10x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack nutrients and supplements Cold-rolled steel makes up theNordic 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