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Sound Insulation - Group 4
Scope of Work: Renovation of twelve single family homes to reduce noise infiltration and provide mechanical ventilation. Work may include, but is not limited to: Replacement of windows with vinyl-framed acoustical windows, installation of secondary aluminum-framed sliding glass storm doors, installation of swing out glass storm doors, installation of chimney-top acoustical dampers at fireplaces, attic insulation, and installation of mechanical ventilation equipment with associated miscellaneous electrical modifications. The work is located at various residences around the King County International Airport, Seattle, Washington.
