A durable, flexible seal around windows and doors helps prevent water and air intrusion, and makes homes more durable and energy efficient. DuPont Sealant is a durable, highly flexible window sealant for use in general residential construction. It is formulated to bond well with DuPont Tyvek, weather barriers, and other DuPont construction products, as well as most common building materials. As an integral part of a complete building envelope system, DuPont Sealant helps control both air and water intrusion, to help make homes more comfortable, prevent water damage, and reduce heating and cooling costs.
DuPont Window & Door Foam is a minimal expansion, low pressure polyurethane window and door foam. It works with DuPont Tyvek weather barriers to help keep air and water out around windows, doors, pipe penetrations, and joints.