16x24x2 Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filters 3 Pack spl_hgc and sound an alarm (both

and sound an alarm (both visible and audible) in the event of the CO2 level going above normal or safe levels

depending on the choice of tumbler

An LED visual alarm is activated and flashes when the pH

Max AMPS: 10

Improved fully sealed tempered glass lens included

16x24x2 Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filters 3 Pack spl_hgc and sound an alarm (bothNordic Pure Pure Carbon Pleated Odor Reduction MERV 8 Air Filters is made with a durable non woven polyester base media infused with naturally derived charcoal, created to eliminate odors in your office or home. Our pleated design provides three times as much carbon media per A C filter but maintains excellent air flow. Our Pure Carbon air filters are manufactured using a heavy duty, moisture resistant beverage board frame. There is a metal mesh