Lesson Summary. Infrared radiation is made up of electromagnetic waves with a wavelength between 700 nm (nanometers) and 1 mm, just beyond what our eyes can detect on the red side of the spectrum. Most warm objects in our everyday experiences emit infrared, and half of the energy produced by the Sun is also infrared.his lesson will explain what infrared radiation is, and discuss a number of practical uses and effects of infrared, including its connection to climate change and the way the atmosphere responds to infrared waves.
Typical costs: Vinyl siding is relatively low-cost, low-maintenance and easy to install. It costs less than $1 a square foot for a do-it-yourself project, or $1,000-$1,250 for 1,250 exterior square feet. Having it professionally installed runs $2-$7 a square foot, or $2,500-$8,750 for 1,250 square feet.
Vinyl siding. A nearly maintenance free siding that is vulnerable to cracking and mold but can emulate the appearance of many other styles of siding making it a bit of a chameleon in the siding world. About 32 percent of homes in the country feature vinyl siding. Return on investment for vinyl siding has been shown to be around 73 percent. To read more in-depth information about vinyl siding, see our Vinyl siding prices: pros, cons and quotes consumer resource guide. Vinyl siding cost per square foot: $2 to $3.