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Ships within 48 hours · Estimated delivery Sep 10 - Sep 15
Factory Calibrated: The COM-100 meter is calibrated with a 1413 µS solution
1 cm / 15"
Using a shade cloth can help plants grow faster and stay healthier
For optimum results
while using 20% less electricity than traditional lighting systems
20x25x2 Pleated MERV 7 Air Filters 12 Pack Grow Strong Factory Calibrated: The COM-100 meterNordic 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
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