Windtek Windows and Doors ltd is a Custom window and door manufacturer. Windtek is a renowned family owned and operated company since 1979. Windtek stands behind a high quality product at a factory direct price. To show our confidence we back or products with a lifetime non pro rated transferable guaruntee. Windtek not only custom manufactures the windows but we also extrude our vinyl frames to ensure a precise final product. Call Windtek for your free in home estimate today!