20x25x1 Pleated MERV 7 Air Filters 6 Pack controllers EC/TDS/temperature meter that measures high

EC/TDS/temperature meter that measures high range conductivity in mS/cm and TDS in ppt

Promis Multi-Purpose Fungicide prevents and controls powdery mildew and other fungal diseases

0 (Single Unit)

When used with a temperature controller and tray domes

20x25x1 Pleated MERV 7 Air Filters 6 Pack controllers EC/TDS/temperature meter that measures highNordic 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