16x24x2 Pleated MERV 7 Air Filters 12 Pack coco The XTE3150 CMh ballast features

The XTE3150 CMh ballast features low frequency

Nordic Pure 16x25x5 Air Bear Replacement MERV 12 air filters measure an actual depth of 4 7/8"

The HI1285-7 is designed for use with Hanna's HI9814 portable multiparameter meter

or Sunburst system

traditional spread

16x24x2 Pleated MERV 7 Air Filters 12 Pack coco The XTE3150 CMh ballast featuresNordic Pure MERV 7 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 and other contaminants are removed. MERV 7 furnace filters are comparable to HVAC filters with the rating of MPR 600. While different companies use different scales to measure the air filters