DESCRIPTION Roof Window with glass underneath for Royal Victorian Greenhouses Not include panels. Dark Green Auto-Opener is available (See below) 1 Bundle -3 Sets Automatic Roof Window Opener For Royal or Junior Victorian Greenhouses: the black tube is filled with special parafine oil - which expands when the temperature reached around 72º and the piston will push the window open up to about 14". When the temperature falls a heavy spring pulls the window closed. No electricity is needed! Full Automatic Black Color Opens to approx 14" Spindle Opener A manual opener that works like a large threaded screw - for Royal or Junior Victorians (please note if the long handle is needed) Stainless Color Manual operation Fly Screen Cover for Roof Window Mounted underneath roof window. Includes a slot/brush "seal" opening for the window opening device' Black Color Wind restraint system Designed to help secure your roof window during high winds. Work for Riga S, Riga, and Riga XL Windows and Victorian Greenhouse. Two 15" stainless steel cables with nuts & bolts - for 1 roof window. T-Bolt 20 Stainless Steel hammerhead bolts and nuts - can be inserted in the channels in any of the aluminum frame profiles - turned 90º - these to attach accessories such as shelving later.
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