Custom Built has been in the business of making the highest quality window and door products for nearly 50 years. Family owned and operated, Custom Built has a history of quality and customer service unmatched in the industry. All of Custom Built's products are made in our manufacturing facility in Warwick, RI. We also have a showroom with many products on display and helpful staff on hand to answer any questions you may have. Visit or Contact us today to see how our products can help enhance the beauty of your home and increase its energy efficiency.