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How To: Work With Spiral Balances

How To: Work With Spiral Balances

While most of the windows on historic buildings built before WWII used the simple and effective rope and pulley counterweight system, there are some that utilize different balances systems. A popular option were spiral balances, sometimes called a tube balance, and that’s what we’ll talk about today. These balances are not terribly complicated, but they […]

The Greenest Building is the One Already Built

The Greenest Building is the One Already Built

“The greenest building is the one that is already built.” Architect Carl Elefante who is the Director of Sustainable Design at Qunin Evans Architects in Washington, D.C. said it very succinctly. Eco-nerds talk about sustainability and energy-efficient design as much as us preservation-nerds talk about wood windows and plaster. But isn’t it amazing when two worlds that […]