16x21_1/2x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack complete grow kit Li-ion batteries can handle only

Li-ion batteries can handle only 800 to 1

• Waterproof floor—a second floor that is removable for easy cleaning between crops

Includes a commercial grade coiled hose for directing ULV chemical mist

Blow molded containers are the workhorses of the nursery industry

Inhibits flower opening and wilting

16x21_1/2x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack complete grow kit Li-ion batteries can handle onlyNordic 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