Heaton casement windows

Question

Any help would be appreciated.
Windows are Marvin Windows 30 years old.
Mechanism is marked with Easy GuardTruth #20810
See photos.
Also is right or left hand determined from inside or outside.
Thanks, Dick

Casey · Accepted Answer

Hello,

Take a look at our 39-031 and 39-032 EntryGard operators and compare the dimensions to yours. Thanks for posting!