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hydrogen and heavy metals in well water
dip the probe in
Salt or synthetic chemical fertilizers can harm soil microorganisms and reduce the effectiveness of soil fertilizer
Will not harm beneficials or pollinators
With this design
18x18x1 Pleated MERV 13 Air Filters 3 Pack Extension hydrogen and heavy metals inNordic Pure MERV 13 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 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200
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