EllisDon awarded Flynn Halifax with roofing and cladding contracts for two Irving Shipbuilding facilities: Marine Fabricators in Dartmouth and Irving Shipbuilding in Halifax. In total, the roofing contract called for the installation of approximately 375,000-sq. ft. of Sarnafil Roofing. The cladding portion of the project entailed approximately 400,000-sq. ft. of barrier series sandwich wall system.