What are the hinges like ? Can you get the pins knocked out?
Pick the smallest window to replace and smash it,well pick one you can fit through.
Locksmith
You havn’t used a locksmith latelyI'm guessing you could buy the local locksmithing business, and it would be cheaper than buying another window from NH
Haha , no I haven't. Have bought NH goods thoughYou havn’t used a locksmith lately