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About This Garage Door Configuration

NDI505-MT Dark Bronze No Glass Our new Modern Tech 3550 steel garage door offers the Beauty of Aluminum with the Strength of Steel. A 24 gauge steel face and a 2 inch thick R10.4 expanded polystyrene (EPS) core makes the Modern Tech 3550 extremely strong and energy efficient. It is built using our time-proven sandwich-type construction method and comes in four finishes: Black Satin, Dark Bronze and Brushed Nickel and Bright White.