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Boost productivity even further when you operate the lights with SmartPAR
add them to the nutrient solution from the 4th week of the flowering cycle onwards
The AMP-2 works with the TrolMaster PCT-1&2 and the PPH-1&2 probes
A quiet dual fan kit to enable you to control the ventilation and air circulation for a wide range of DIY projects
18x25x2 Pleated MERV 10 Air Filters 12 Pack grow-light-ballasts Boost productivity even further whenNordic Pure MERV 10 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, allergens and other contaminants are removed. MERV 10 furnace filters are comparable to HVAC filters with the rating of MPR 900 1000. While different companies