23_1/2x23_1/2x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack king shredder (2) Multi Ports

(2) Multi Ports

use Tundra at least bi-weekly while plants are flowering and/or fruiting

Remote Control – The included Model A77 remote control measures relative humidity at canopy height for optimum control of your grow environment (upgrade options available)

• Eliminates plants' exposure (and ultimately the consumer's) to toxic heavy metals which can occur as

Bulk case of 20

23_1/2x23_1/2x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack king shredder (2) Multi PortsNordic 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