Patents Assigned to Dryvit Systems Canada Ltd.
  • Insulative wall cladding having insulation boards fitting together to form channels and fire-retardant panels disposed therein
    Patent number: 5392578
    Abstract: A wall of a building includes cladding having a plurality of interconnecting air pressure and moisture vent channels. The cladding prevents formation of an air pressure differential between the outside atmosphere and the inside atmosphere of a building or the atmosphere in a cavity of the cladding, which reduces moisture ingress. Preferably, cladding having fire retardant panels is further provided in the wall.
    Type: Grant
    Filed: March 2, 1993
    Date of Patent: February 28, 1995
    Assignee: Dryvit Systems Canada Ltd.
    Inventors: Richard E. Kroll, Vincent Tamburrini, Frederick M. Hansen