For the past three years, the National Association of the Remodeling Industry has conducted a member profile study.
Summit Window and Patio Door
The Sierra flush-fin vinyl replacement window fits directly into an existing aluminum frame. The exterior flush fin is an integrated part of the window frame and covers part of the exterior house wall. The frame, made of white or almond-colored vinyl in various window styles, fits flush against the outside walls. Low-E glass is available.
Click Here to receive more information on this product.