15x30x1 MERV 14 AC Furnace Filters 6 Pack HPS light levels

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• Drainage grid with a recessed pump

The Hanna Instruments HI1333B is a combination (full-cell) pH electrode with a single ceramic junction

Technaflora's kelp is harvested by hand and in accordance with all government regulations

Calyx Magnum can be applied to all crops including hydroponics

15x30x1 MERV 14 AC Furnace Filters 6 Pack HPS light levelsNordic Pure MERV 14 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 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.