House and Garden Top Booster - 500mL inline fan High Lumen Output: 4 high-efficiency

High Lumen Output: 4 high-efficiency T5 fluorescent tubes provide bright

while also helping to prevent the build-up of excess nutrients

4 prong stainless steel clamp opens to 3 1/2"

By using negative water pressure

House and Garden Top Booster - 500mL inline fan High Lumen Output: 4 high-efficiencyIntroducing House and Garden Top Booster 500mL Top Booster is the REAL PK 13 14 for serious floral production! Using premium mineral phosphorus and potassium (plus added EDDHA FE Iron) to encourage the plant into a final stage of reproductive growth. Top booster encourages autumn hormones (ethylene) to reinforce the plants biological response to a changing light environment. Top Booster PK 13 14 is generally only used for 1 week in the middle of the