23_1/2x23_1/2x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack Air Filter Bacillus pumilis

Bacillus pumilis

Ideal medium for commercial indoor and high value crops

Potassium helps the forming and flowering of petals and bulbs

• 1/4" x 60" SS JIC braided hose

- Open Circuit Protection

23_1/2x23_1/2x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack Air Filter Bacillus pumilisNordic 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