Energy efficient projects in New York City

Exterior of Casa Pasiva, a project to retrofit an existing residential building for low income families, and bring it up to the highest energy efficiency standards.

Steam pipes on a passive house. Energy efficient buildings do not need large chimneys.

Low energy boilers in an energy efficient passive house in Brooklyn, New York

Steam pipes on a passive house. Energy efficient buildings do not need large chimneys.

An airtight shell can be built around an existing building to make it air tight and extremely energy efficient