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The trusted brand by homeowners and contractors for generations!
Len-Co continues the tradition by offering the windows, doors, and patio doors of Andersen at our always low prices, combined with our world-class service and knowledge of the industry.

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Visit any of our locations in Buffalo and WNY for more information or to meet a salesperson and place an order!


Andersen Windows


Full range of window types
Awning - Bay & Bow - Casement - Double & Single-Hung - Gliding - Pass-Through - Picture - Specialty



Andersen Patio Doors


Patio Door types that swing or glide
French - Hinged - Glding

Andersen Entry Doors


The first impression of the home
Residential - Paneled - Full Glass - Partial Glass - Arch - Gothic - French -
Sidelights & Transoms -
Pivot - Commercial

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