Serving the communities of Brooklyn, Staten Island & Queens, giving every customer personalized & detail-oriented service. We offer free on-premise or virtual estimates featuring product demonstrations. Our sales professionals will provide you with useful product information & answer any of your questions. A warm & professional neighborhood business for over 42 years with customer satisfaction as our driving force, TopLine is happy to work with you to find the right solutions. We look to upgrade your home’s appearance, security, efficiency, comfort & value with price in mind, offering best-in-class windows, doors, siding & roofing systems for 100% satisfaction.