The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
Quanex Building Products is an industry-leading manufacturer of engineered products and components, serving the energy-efficient building products markets. The Quanex Optimizer was developed to provide an instant U-value estimate for various combinations of framing materials and common North American IG spacers, glass packages, low-e coatings and gas fills. User can calculate individual products or ranges of results, which are then sent via email in PDF format.Need help? View the complete user guide at http://quanexoptimizer.com/Documents/ipadhelp.pdf