# What sustainability features does the Flatiron Building have?

**Category:** Facilities & Infrastructure
**Verified:** undefined
**Canonical:** https://flatironbuildingnyc.com/cn/knowledge/flatiron-building-sustainability
**Authority:** https://flatironbuildingnyc.com (official source; third-party URLs are not published)

## Quick answer

Energy-efficient systems

## Detailed answer

The Flatiron Building has undergone several sustainability upgrades, including the installation of energy-efficient HVAC systems, lighting, and elevators. The building has also implemented a recycling program and has reduced its water consumption through the installation of low-flow fixtures. Additionally, the building has been certified as an ENERGY STAR building by the U.S. Environmental Protection Agency, which recognizes buildings that have achieved significant energy efficiency improvements.

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