Andersen double-hung windows have a unique sash configuration that is not found on other window brands. The sashes are divided into two sections, the top and bottom, which move independently of each other. This design allows for greater airflow and improved ventilation.

Windows are typically identified by the manufacturer and a specific model number. The model number is usually found on a sticker that is located on the window or in the window frame.

Andersen Windows are designed to last a lifetime. With proper care and maintenance, they can be expected to perform well for many years.

Andersen door series are typically labeled with a number (e.g. 100, 200, 400, etc.), and the name of the series is often printed on a small metal plate that is affixed to the door. You can also find this information in the product literature that was included when you purchased your Andersen door.

The serial number on a window is typically located on the top of the window.

Window sashes are the panels of glass in a window that open and close. They are typically identified by the number of panels they have.

Renewal by Andersen windows is made of Fibrex, a composite material that is made of wood and plastic. The windows are designed to be energy efficient and to last a long time.

Andersen Fibrex windows are designed to last a lifetime.

Anderson does offer a lifetime warranty on their products. This warranty covers manufacturing defects and is valid for the life of the product. If you experience any problems with your Anderson product, please contact customer service for assistance.

The model number on a house window is usually located on the top or bottom of the window frame.

Pella Insulshield is a type of insulation that is made from fiberglass. It is designed to be used in windows and doors, and it can help to improve the energy efficiency of your home.