Andersen 100 Series Pricing
The price range for composite windows is roughly $60 to $110 per square foot, which is a pretty wide range. The Andersen 100 series window costs should run $75 to $95 per square foot fully installed, which puts it in the mid to upper end of all composite windows prices. Comparable replacement windows include the Okna 900 Window and Renewal By Andersen (the RBA windows are going to pricier by quite a bit.)
-- Window Itself: $65 to $75 per square foot --
» More On Andersen 100 Series Prices