Marvin Window Opening Control Device

Crank-out Ultimate Casement and Double Hung are available with an optional window opening control device. This device limits window openings to 4” or less when engaged and can be disengaged for maximum opening. It automatically reengages when window is closed.





See all Installation Instructions for Marvin Products.
FEED

On this day in 2009, at the age of 92, Bill Marvin passed away, surrounded by hi...

On this day in 2009, at the age of 92, Bill Marvin passed away, surrounded by his family. When looking at the enormous contributions Bill made to the company and to his community during his life, ...