The wood windows original to the home had some serious rot issues affecting the wood around the windows.
The rot led to issues with the windows' seals dropping energy efficiency and performance.
You can see here the screens give these windows a darker, more modern look at a first glance.
fiberglass naturally resists warping, cracking, and rotting, meaning longterm durability and performance.
Here's another shot showing off some of the new Infinity windows in the back.
The wood windows on this Mount Laurel, NJ home were original to the home but had serious rot issues. Check out this Marvin Infinity Window installation.