High Efficiency Windows Melting Siding

This will keep the solar heat gain coefficient shgc down designed to increase energy efficiency in the summer months when a home has its air conditioning running.

High efficiency windows melting siding.

Vinyl siding is melting off homes. It doesn t matter if it is a 100 000 home or a 900 000 home. So let s take a closer look at how windows can melt siding. Window glare melting siding and artificial turf grass has been the cause of arguments between neighbors countless dollars spent in repairs and even the subject of class action law suits.

Low e windows melting siding combine low e glass facing south or southwest homes that are close together with vinyl siding and the sun and you get a recipe for melting siding. And not the windows of the afflicted property but rather nearby windows that reflect sunlight onto vinyl clad walls. What to do about energy efficient windows melting vinyl siding many experts suggest you get heat resistant siding considering it can withstand temperatures up to 220 degrees fahrenheit. Experts call the problem of melting vinyl siding solar distortion.

Users asked for a warranty because of this issue but vinyl siding manufacturers denied their requests. Once the sun s rays hit the glass windows they bounce back the heat to your siding causing it to melt. Energy star windows are so energy efficient that they have materials like titanium zinc dioxide and crystalline structures to help reflect sunlight from the windows. Low e windows create much more reflected light than standard glass windows and when these reflections hit vinyl siding they can cause it to melt.

Something strange is happening in newer subdivisions across the country. It happens when a home s vinyl siding melts from the heat of sunlight reflected off nearby energy efficient windows. According to experts the culprit must be the sun reflecting off you or your neighbors low e windows. If you ve noticed melted vinyl siding on your home the cause could be your well intentioned next door neighbor s new windows.

Vinyl siding melting i own a home that has this melting occur the siding is on a wall located one meter 3 feet from and positioned at 90 degrees perpendicular to one of these high end windows. Low emittance windows have a coating on them that suppresses radiative heat flow. Windows these days are extremely energy efficient. However such an endeavor will cost you up to three times more than regular siding.

The heating effect on the siding is greatest when the incidence of reflection is at its lower end. Energy efficient windows make up more than 90 percent of all new window installations in the u s according to a survey by the national association of home builders.