10x33x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack pumps-&-irrigation • Aerodynamically optimized airflow

• Aerodynamically optimized airflow

Upgrade your irrigation system today

Enhances nutrient uptake and absorption

The Royal Flush then strips these larger particles out of your plant through the plant's vascular system

10x33x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack pumps-&-irrigation • Aerodynamically optimized airflowNordic Pure Custom MERV 12 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