Dave Koss Home Improvements specializes in roofing, siding, and window installation and sales. Dave Koss is the locally owned owner and operator with over 35+ years of experience. Providing free estimates and accepting most all major forms of payment including PayPal, Dave Koss Home Improvements can help you achieve your home improvement goals for your home or business. Give Dave Koss Home Improvements a call today to schedule your free estimate. Proudly serving the greater Burlington area, the Champlain Valley and the North Western Vermont.