Advanced Energy Panels (see video to the right) are a comprehensive way to improve energy performance, being high quality removable window panels, especially suitable for use in historic buildings. These panels are installed on the inside of windows, adding two extra layers of glazing to your existing windows, and two pockets of trapped air, which is a great insulator. The window panels create an inside vapor barrier, stopping infiltration and condensation.

For a quick, temporary storm, Tyzall storms consist of an inexpensive adhesive spline and channel system to hold a temporary sheet of plastic over the interior of a window, reducing drafts. In the off-season the chanel remains in place, allowing the plastic to be put up again in subsequent years.

The Duck brand storms use are temporary, but relatively easy to install, using removable double-sided tape to hold the clear plastic in place.