Janssens | Automatic Opener for Louvered Window cupola roof This LED grow light for

This LED grow light for plants comes with a 3 Ft

The system includes the CONTROLLER 69 PRO

Also known as T-Head or Hammer bolts

Oil-Free Vacuum Pump: 42 lbs

Fully Solar Powered: Fitted with a powerful and efficient monocrystalline solar panel

Janssens | Automatic Opener for Louvered Window cupola roof This LED grow light forThe Janssens Automatic Opener for Louvered Window is an optional addition to your louvered window in your Janssens greenhouse. The black tube is filled with special paraffin oil which expands when the temperature reaches around 72 F and the piston will push the window open. When temperature falls, a heavy spring pulls the window closed. No electricity needed! WARRANTY 15 Year Limited Warranty