The ONA Storm is very practical as it can be set anywhere and has very low power requirements
instrument quality certificate and plastic carrying case
Exposed Temperature Sensor– Exposed temperature sensor allows for quick automatic temperature Compensated measurements
because of the physical shape of each particle
Power: 150 W
20x27x1 Exact MERV 14 AC Furnace Filters 6 Pack spl_fluence The ONA Storm is veryNordic Pure MERV 14 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.