Owens Corning earns place on Dow Jones Sustainability World Index for fourth straight year

 Owens Corning earns place on Dow Jones Sustainability World Index for fourth
                                straight year

Named Industry Leader for World Index Building Products

PR Newswire

TOLEDO, Ohio, Sept. 13, 2013

TOLEDO, Ohio, Sept. 13, 2013 /PRNewswire/ -- For the fourth year in a row,
Owens Corning (NYSE: OC) has earned placement in the Dow Jones Sustainability
World Index (DJSI World) in recognition of its sustainability initiatives.
This year, Owens Corning was named the Industry Leader for the DJSI World
Building Products component.

Composed of global sustainability leaders, the DJSI World Index is an elite
listing of the world's largest companies based on long-term economic,
environmental and social criteria.

"This is a milestone year on many levels for Owens Corning, including the
celebration of today's news and the year-long celebration of our company's
75^th anniversary," said Chairman and Chief Executive Officer Mike Thaman.
"One of the keys to our success yesterday, today and especially tomorrow, is
the energy our people put toward our sustainability strategy."

"Meeting the needs of the present without compromising the world that we leave
to the future is this company's unwavering commitment," said Owens Corning
Chief Sustainability Officer Frank O'Brien-Bernini. "Our people continue to
prove that our customers, our communities, our employees and our investors can
see significant benefits from that strategy."

Owens Corning is devoted to delivering sustainable solutions across both of
its business segments: Building Materials and Composites. The company
recently reported its sustainability progress in its 7^th Sustainability
Report. Some highlights include:

  oAchieved our 11th-consecutive year of safety improvement, punctuated by
    the introduction of a company-wide policy to eliminate cell phone usage
    while driving.
  oSuccessfully achieved all seven of its first 10-year environmental
    footprint goals as of year-end 2012.
  oCompleted several greenhouse gas reduction projects while laying the
    groundwork for many others, including diesel-to-natural gas transportation
    fuel-switching, fuel cells, waste heat recovery, biomass, solar, and
    combined heat and power.
  oPartnered with The World Resources Institute on its Aqueduct project to
    conduct a global water stress assessment of Owens Corning's global
    operations and completed several successful major water use reduction
    projects in stressed areas.
  oReleased the first Environmental Product Declarations (EPD) for fiberglass
    insulation in North America.
  oDonated enough insulation and roofing material to reroof 283 homes and
    insulate more than 1,000 homes for those in need.
  oStrengthened our Supplier Code of Conduct (as an integral part of our
    supplier management program), as well as our Employee Code of Conduct to
    create explicit expectations relative to sustainability.
  oAchieved more than 60 percent shingle recycling availability, allowing our
    unqualified statement that "Shingles are Recyclable."
  oEarned a 10^th consecutive perfect score on the HRC Corporate Equality
    Index.

The Dow Jones Sustainability Indices were launched in 1999 as the first global
sustainability benchmarks. The indices are offered cooperatively by Robeco SAM
and S&P Dow Jones Indices. The family tracks the stock performance of the
world's leading companies in terms of economic, environmental and social
criteria. The indices serve as benchmarks for investors who integrate
sustainability considerations into their portfolios, and provide an effective
engagement platform for companies who want to adopt sustainable best
practices.

An in-depth look at Owens Corning's sustainability efforts can be found in the
company's 2012 Sustainability Report and on the following website:
http://sustainability.owenscorning.com.

About Owens Corning
Owens Corning (NYSE: OC) is a leading global producer of residential and
commercial building materials, glass-fiber reinforcements and engineered
materials for composite systems. A FortuneĀ® 500 company for 59 consecutive
years, Owens Corning is committed to driving sustainability by delivering
solutions, transforming markets and enhancing lives. Celebrating its 75th
anniversary in 2013, Owens Corning is a market-leading innovator of
glass-fiber technology with sales of $5.2 billion in 2012 and approximately
15,000 employees in 27 countries on five continents. Additional information is
available at: www.owenscorning.com.

Owens Corning Investor Relations News

SOURCE Owens Corning

Website: http://www.owenscorning.com
Contact: Matt Schroder, 419.248.8987