Description
leaving only the richest
Clay Pebbles size 4mm-20mm
as developed by ASHRAE (the American Society of Heating
and comes complete with bituminous charcoal based carbon filter with one 6" inch duct for incoming air (top duct)
Included are beneficial mycorrhizal fungi
15x30_5/8x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack Lamps leaving only the richestNordic 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