Lesson Summary. Infrared waves are just part of the electromagnetic spectrum; to be exact, they're waves that have a wavelength between 700 nm (nanometers) and 1 mm. This can't quite be detected by human eyes-it is just beyond the red side of the rainbow.esson Summary. Infrared waves are just part of the electromagnetic spectrum; to be exact, they're waves that have a wavelength between 700 nm (nanometers) and 1 mm. This can't quite be detected by human eyes-it is just beyond the red side of the rainbow.
Also called split rail or post and rail, a ranch-style vinyl fence with two to four rails typically costs do-it-yourselfers $4-$12 a linear foot for materials; with a gate and other options do-it-yourself materials can total $500-$1,400 for 100' of fencing and $3,500-$10,000 to enclose a simple square acre (about 830').
Vinyl Railing Gate Kit Contents: 4 gate rails (2 x 3-1/2), 4 durable gate corners, 1 pack of stainless steel screws, balusters (5 balusters for 34 inch wide gate and 7 balusters for 46 inch wide gate) Colors: Tan and White. Specifications & Drawings: PDF file click here. Installation Instructions: click here.