News Analysis

Making Sense of LEED's Formaldehyde Ruling

LEED Interpretation #10250 allows for the use of urea in combination with melamine formaldehyde (MF) as long as products meet California's ultra-low-emitting formaldehyde (ULEF) resin standards.

March 1, 2013

By Brent Ehrlich

Composite wood products made with added urea formaldehyde (UF) are one of the few products that LEED has consistently banned under its longstanding IEQc4.4: Low-Emitting Materials credit. However, LEED Interpretation #10250, issued January 1, 2013 (revised April 1, 2013), and applicable to all LEED projects, now allows for the use of urea in combination with melamine formaldehyde (MF) in certain circumstances.