Virtually Seamless Vinyl Siding with ThermoWall Foam Insulation Backer CHI is the exclusive dealer in this area for the 20+ vinyl siding panel. This panel, which is over 20 feet in length and is available in two profiles - standard and Dutch Lap - eliminates over 66% of the seams found in standard 12' vinyl panel lengths. The 20+ vinyl siding panel, available in several colors, is installed with ThermoWall Foam Insulation Backer creating a siding system that increases the R-value of the home's insulation and provides increased impact protection by more than 300%!. ThermoWall Foam Insulation Backer fits to the profile of the siding which closes the laps, reduces air infiltration without trapping harmful water vapor, and improves appearance by supporting the siding. Vinyl siding won't chip, dent, peel or rust Virtually maintenance free and washes easily Resists stains and mildew Impervious to termites and other insects CHI has been installing this exclusive Complete Vinyl Siding System since 1993 with dramatic results in durability of product and customer satisfaction. Estimates are FREE! A professional package from start to finish. More than just siding, Proside is a complete system package with accessories ranging from soffits and and corner moldings to trim pieces for eaves, doors and windows - all perfectly coordinated in color and texture. The ability to mix and match means a variety of architectural effects can be achieved. Vytec's exclusive Posilok® interlocking design allows panels to respond to temperature changes. This unique feature enables Proside to stay firmly in place and helps resist bowing and buckling after installation. In the end, it's a total package designed for faster installation and a quality look for years to come. The best way to get an estimate of cost for your home improvements is an in-home appointment. Our professional sales representative will come to your home at a pre-scheduled convenient time. Exact measurements will be taken of your windows and siding. Each estimate is based on work to be done on your home. And, there is no obligation. For more information about ThermoWall or Vytec please click and visit their websites.