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So do us a favor and treat our Coco Coir (or whatever growing medium you use) with CalMag
Hoefeatures a heavy duty
The Duraweave 150 woven poly covers
Full two year warranty—the longest in the industry
All this results in an increase in flower mass and overall size to deliver an impressive crop yield
17_1/8x26_1/2x1 MERV 13 AC Furnace Filters 6 Pack X Nutrients Grow Spray 1 Gal So do us a favorNordic 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
US$ 790.00
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US$ 1099.00
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