Exaco Royal Victorian Automatic Opener for Louvre Window covered Here's what makes this set

Here's what makes this set a must-have for every discerning outdoor chef:

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Protect Garden Tools and Equipment with the Duramax Vinyl Storage

making it easy to enter and secure your greenhouse

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Exaco Royal Victorian Automatic Opener for Louvre Window covered Here's what makes this setDescription Automatic Opener for Louvre Window for Royal or Junior Victorian Greenhouses: the black tube is filled with special parafine oil which expands when the temperature reached around 72 and the piston will push the window open up to about 14". When temperature falls a heavy spring pulls the window closed. No electricity needed! Specs Specifications: Fully automatic no electricity needed! Opens to approx 14" Black color