18x28x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack cube Item # Description Product Dimension

Item # Description Product Dimension Net lbs Box Dimension Gross lbs CS/QTY UG-LC/4 UltraGrow – Light Controller / 4 Outlets With Trigger Cord 11⅞” x 8⅞” x 3⅝” 6

Spray Pattern: 160 Degrees

Sodium Na+ (ppm)

Optimal humidity is 50% or greater

rhododendrons

18x28x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack cube Item # Description Product DimensionNordic Pure Custom MERV 14 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