Frost King AWS1207 WB Marvin Ventilator with Screen, 10′ high with Wood Frame, Fits Windows 21′ – 37′ Wide

10-Inch x 21-Inch – 37-Inch Louver Metal Rail Extension. Window screen extends from 21-Inch to 37-Inch. Painted metal rails and varnished wood ends. Extra sturdy, tenoned corners that keep screens square. Comes with zinc-plated nails. From the Manufacturer 10-Inch x 21-Inch -37-Inch Louver Metal Rail Extension. Window screen extends from 21-Inch to37-Inch. Painted metal rails, and varnished wood ends. Extra sturdy, tenoned corners that keep screens square. Comes with zinc-plated nails.

• The original W.B. Marvin screens are hassle free – install without tools
• Plated easy-gliding steel rails for fingertip adjustment
• Varnished wood ends and coated steel screening
• Expands easily to fit your window
• Louvered panels let fresh, healthy air in – keeps rain, snow and wind out
• 10-Inch X 21-Inch – 37-Inch Louver Metal Rail Extension
• Window Screen Extends From 21-Inch To 37-Inch
• Painted Metal Rails, And Varnished Wood Ends
• Extra Sturdy, Tenoned Corners That Keep Screens Square
• Comes With Zinc-plated Nails