Andersen® 100 Series windows are budget-friendly, engineered with Fibrex® composite material for durability, sustainability and energy-efficiency. It's twice as strong as vinyl and provides low-maintenance exteriors with clean corners for a refined look.

Gerkin single hung windows are often the favored choice as replacement windows where it is important to maintain the appearance of the old windows.

Gerkin's high performance single hung window offers easy operation and low maintenance all at a great value.