Gorilla Grow Tent 1' Extension Lite Line Size 4'x4' lighting-systems/kits Excellent PPF (Photosynthetic Photon Flux):

Excellent PPF (Photosynthetic Photon Flux): 1

The letter indicates tube type: E-tubes or F-tubes

Change from humidification to dehumidification with the push of a button

works with most fixtures

This continuous output light source outputs a continuous spectrum of light that closely mimics the visible spectral output of the sun

Gorilla Grow Tent 1' Extension Lite Line Size 4'x4' lighting-systems/kits Excellent PPF (Photosynthetic Photon Flux):This 1 ft. height extension kit gives you the ability to increase your growing height from 67 to 77. Benefits to raising the roof include: 1. Significant Yield Increase More usable growing height allows you to cultivate larger plants. Larger plants produce larger quantities of fruits and flowers. 2. Getting the party started. 3. Stable, Ideal Temperature Around Plants Heat rises. With the additional height this kit provides, your heat will stay up by