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Historic Restoration

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January 18, 2025 • The Telephone Building

Blue Jean Insulation Boosts Sustainability at the Telephone Building

Interior view of new construction at the Telephone Building, showing blue jean–based insulation installed between steel wall studs as part of a sustainable upgrade. — High-density cotton insulation, made from recycled denim, lines new interior walls at the historic Telephone Building.

A high-performance cotton insulation made from recycled blue jeans has been installed throughout the interior walls of the Telephone Building. This nontoxic alternative to fiberglass improves acoustic and thermal performance while meeting fire safety codes.

The insulation’s 0.95 Noise Reduction Coefficient ensures a quieter indoor environment, while its thermal resistance helps reduce energy consumption. The Cleveland Street Alliance continues to balance sustainable upgrades with historical preservation.

Recycled blue jean insulation added to interior walls for sustainable building upgrades at the Telephone Building. — Eco-friendly material installed as part of interior upgrades.

Learn more about the full restoration plan for the Telephone Building.

MORE BLOGS ON THE TELEPHONE BUILDING

May 7, 2026 • The Telephone Building

Perpendicular Sign Installed at the Telephone Building

February 11, 2026 • The Telephone Building

Streetscape Paver Work Nears Completion at the Telephone Building

February 8, 2026 • The Telephone Building

Paver Installation Underway as Streetscape Work Continues at the Telephone Building

February 6, 2026 • The Telephone Building

Streetscape Improvements Continue at the Telephone Building

January 30, 2026 • The Telephone Building

Streetscape Upgrades Begin Along the Telephone Building

November 18, 2025 • The Telephone Building

Milestone Moment: A New Restaurant Is Coming Soon to the Historic Telephone Building

July 28, 2025 • The Telephone Building

Shellac Sealing Begins on Exposed Woodwork in the Telephone Building

July 18, 2025 • The Telephone Building

Rubber Stair Tread Installation Completed at the Telephone Building

July 7, 2025 • The Telephone Building

Finish Carpentry Installed in Telephone Building Lobby Restoration

June 29, 2025 • The Telephone Building

A New Concrete Slab Is Poured at the Back of the Telephone Building

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The Telephone Building

Perpendicular Sign Installed at the Telephone Building

Metal Stud Framing Takes Shape Inside the Peoples Bank Building

F.W. Woolworth Co.

Final Crown Molding Detailing Continues at the Woolworth Building

Ceiling Demolition Reveals Structural Framework at the Brown Brothers Building

600 Block Pavers Removed Along Cleveland Street

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