12x22x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Monitors & Timers This tester includes features such

This tester includes features such as a replaceable graphite electrode

and 15' lamp cord

The compact size and shape of this unit is ideal for table or kitchen counter-top use

Durable & lightweight

The EL2 can control 1000 max repeater bus fixtures and 80 max single bus fixtures without a booster

12x22x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Monitors & Timers This tester includes features suchNordic Pure pleated AC air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, baking flour, mold spores and other contaminants are removed. Our filter media prevents the growth of bacteria or mold, resulting in a much healthier living space.