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allowing you to optimize light intensity for each stage of growth or gradually ramp up during sunrise/sunset periods to reduce plant stress
Refill cartridge for Air Box 4+
from a 6 bar design
Food and Beverage
Tired of having to break those thick branches for firewood with the bottom of your foot
20x20x4 (3 5/8) Pleated MERV 8 Air Filters 6 Pack special-order allowing you to optimize lightImportant Note: Almost ALL furnace filters have a different "actual size" than the nominal size printed on the air conditioner filter. It's best if you measure your air filter for the EXACT size and compare it to our "Actual Size" and then you can be sure your A C air filter fits! With the 4" and 5" air filters there is a wider variance between the nominal and actual size depending on the manufacturer. If you are replacing a 4 3 8 depth 20x20x4 filter
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