Updated windows are mechanically balanced with updated 2020 technology. When they’re shut, they’re shut. When they’re open, they’re open. It seems like a simple concept, but how many homeowners haven’t experienced this with their windows? Not only can it bring unwanted cold or hot air into your home, but it can skyrocket your electricity bill on a monthly basis. As we continue to talk to homeowners about their windows, proper window operation is one of the biggest reasons why they look to replace their windows in the first place The value of going through a partner like Nex-Gen is our window warranties make sure your window operation runs smoothly for over 10 years. When they’re open, they’re open. When they’re shut, they’re shut. Guaranteed.