SEQUEL is a full-service window and door installation company with over 33 years of business in coastal Florida and across th ... e nation. Weather it's new construction luxury homes or replacing windows and doors in historical homes this premier company provides turn-key installation packages from conception to application to maintenance. SEQUEL specializes in installing the top high-end mahogany, steel and aluminum window and door manufactures in the industry. SCOPES OF WORK: Window & Door Installation Retrofits Supply & Installation of Bucking Supply & Installation of Waterproofing Supply & Installation of Caulking Manufacturer & Installation of Copper Pans Installation of Trim & Brickmold read more