New Hydro Products

Regulates air flow with two adjustable vents that allow you to adjust temperature and humidity, guaranteeing better results for the garden. Heavy-duty 7" vertical design fits tightly onto standard 10" x 20" flats, reducing moisture loss, while giving more cubic volume for plants.  Measures:7½" H x 11" W x 21¼" L   Two adjustable vents allow you to adjust temperature and humidity Heavy-duty design fits tightly onto standard 10 x 20 inch flats Gives more cubic volume for plants

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