Genuine Andersen® parts. Backed by the brand you trust.
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A combination unit is a self-storing accessory that easily installs to the exterior of 200 Series Narroline® Double-Hung, 400 Series Double-Hung, and Woodwright® Double-Hung Windows.
Consists of an upper and lower storm panel and an insect screen all in one unit.
The frame is a low-maintenance pre-finished aluminum.
White.
Designed to fit unit size 18310 - dimension is 19 13/16" wide by 46 27/32" high.
They are energy efficient and ideal for sound reduction for locations near airports, busy roadways, or other noisy environments.
