Superl has the knowledge, experience and expertise to help contain fire and smoke in any part of your building. We install passive fire protection systems that have intumescent, endothermic and ablative technologies, providing dependable firestops that prevent the spread of fire, smoke and toxic gases. We provide materials and systems for a variety of applications. Here are just a few examples: Grease Ducts Head of Wall Mechanical Penetrations Perimeter Fire and Smoke Containment Telecom/Industrial Wood Frame Construction email info@superl.net Corporate Headquarters 7301 Apollo Court, Lino Lakes, MN 55014 Phone: (763) 571-7464 Fax: (763) 571-7646