Duncan door co continued success depends on your satisfaction and our pledge is to provide you with the finest finished product quality and service, not lessened to meet competitive prices. Duncan door co is a full service garage door company serving Duncan, OK area. Duncan door co provide everything from garage doors, parts and gates. Duncan door co offer prompt, reliable, service for all sales, repairs and installations. At Duncan door co, we take pride in customer satisfaction and our premium services. Duncan door co value and appreciate the confidence our customers have in us. We know that we must earn your trust, which can only be done by our showing you what we can do.