15x9x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack shoe-cover the upgrade also includes a

the upgrade also includes a silencer that offers 30% noise reduction

Removes 99% of chlorine and 90% of sediment

NPK of Soil Nutrition Component A: 3-0-3 (w/v)

ideal for simple and effective process control

15x9x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack shoe-cover the upgrade also includes aNordic 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