16_1/4x21_1/4x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Commercial Lighting Bottle of Guard 'n Spray

Bottle of Guard 'n Spray insecticide

Also due to the micelles ability to biodegrade

*Heater must be placed in your filled reservoir before plugging in the power supply

reservoirs

Each Nordic Pure 4” MERV 8 furnace air filter captures airborne particles as small as 3

16_1/4x21_1/4x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Commercial Lighting Bottle of Guard 'n SprayNordic Pure Custom MERV 13 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