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Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
Quick-release “arm” which allows the opener to be disconnected in adverse weather conditions
Works with Royal Victorian Roof Windows
75in high x 59
Exaco Royal Victorian Spindle Opener
Exaco Royal Victorian Automatic Louvre Opener Window Agricultural Greenhouses Quick-release “arm” which allows theExaco Royal Victorian Automatic Louvre Opener Window 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! Specifications Fully automatic no electricity needed! Opens to approx 14"
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