Brand name for specially coated, operating hardware that helps to resist oxidation and corrosion.

The minimum opening of a window for people to exit or firefighters to enter a building/dwelling. Different states or regions have different code requirements.

The ENERGY STAR program is a joint venture between the US Environmental Protection Agency (EPA) and the US Department of Energy (DOE) designed to encourage homeowners to purchase energy-efficient products. Using less energy in our homes reduces the amount of CO2 emissions released into the atmosphere from burning fossil fuels such as coal, oil and natural gas. The advanced components and design in the ClimaTech™ insulated glass package exceed all performance criteria required by the ENERGY STAR program.

Alside’s brand name for its block and tackle balance system. A balance system is a device for holding the vertically sliding sashes in any desired position within the window mainframe.