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More closely matches sunlight than ANY other lighting solution available
- Resistance to heat and drought stress
Blast Off™ is formulated to promote root and plant growth in the Vegetative and beginning part of the Flower phase
Procoir™ exclusive "damp environment" design offers increased aeration along with an Ultra Low EC (salt-index)
16x20x4 (3 5/8) Pleated Air Filters MERV 13 Plus Carbon 6 Pack Aeromixer More closely matches sunlight thanImportant 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 16x20x4 filter
