Sun reflecting off of window glass and melting and warping vinyl siding video from nbc news new low e windows act like a magnifying glass concentrating the sun s energy onto a small area.
Vinyl window heat melt.
About half the cases involve what edu calls a zap the neighbors window with the distance from the window to the melted siding measuring about 35 feet.
Concentrated sunlight reflecting off certain surfaces like energy efficient windows and onto vinyl siding can create enough heat to melt the siding surface.
Modern low e windows are great for keeping the inside a home cooler in the summer and warmer in the winter reducing the property s energy costs and its carbon.
Heat reflecting windows can melt neighbors vinyl siding.
In fact cases seem to fall into two distinct categories.
That reflective solar heat at certain parts of the day can be directed right at your home.
Some experts note that vinyl siding must be just the right distance away from a window to melt.
While it s not common it is important to know how to prevent a home s vinyl siding from melting due to window reflection.
Windows can melt vinyl siding and more see below for other potential trouble areas due to a confluence of factors but the short answer is this.
There are a few ways to fix this problem to help ensure that it will not happen again.
6 ways to prevent your vinyl siding from melting.