17x28x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack food-&-water-storage SNS 209 Systemic Pest Control

SNS 209 Systemic Pest Control has been reviewed and found to be compliant with the National Organic Program (NOP)

Can be used multiple seasons

This dual female

all of which promote vigorous canopy growth and healthy root development

Made of durable plastic material

17x28x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack food-&-water-storage SNS 209 Systemic Pest ControlNordic 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