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Marine kelp has some of the fastest growth of any plant on earth
THE GREEN PAD's were designed to produce enough CO2 to be of significant benefit to the indoor home garden without the up front expense of equipment
” x 9½” x 5” 15
humic acids and fulvinic acids through which the plant can optimally absorb all nutrients
10'' Backdraft Damper commercial-lighting-fixtures Marine kelp has some ofMade of galvanized steel. Prevents reverse air flow when fans are shut off. Saves CO2 and prevents odors from flowing backwards. Rubber gasket pre installed on exterior for an air tight seal.
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