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Ships within 48 hours · Estimated delivery Sep 10 - Sep 15
TDS Resolution: 10 ppm
Already blended with correct proportions of perlite and pumice for excellent drainage and a vigorous root system
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The GMC's remote combination probe features a highly accurate dual beam CO2 sensor
for cutting propagation
16x30x1 Pleated MERV 13 Air Filters 3 Pack AC / Dehumidification / Humidification TDS Resolution: 10 ppmNordic 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