The document is an invitation from Eternit S.A., a market leader in roofing and construction materials, announcing upcoming events regarding the release of its first quarter 2011 earnings results. It announces the date and time of an earnings call and webcast to be held on May 11th with the CEO and IR Director to present results, as well as an analyst meeting on May 24th in Brasilia to also present results. Contact information is provided for those wanting further details.

1. INVITATION
Eternit S.A., the market leader in roof coverings, panels and cement slabs, has the pleasure of inviting
you to the events regarding the release of the first quarter 2011 results.
1Q11 Earnings Release
Date: Tuesday, May 10 2011 (before BM&FBovespa’s trading hours)
Conference Call and Webcast - (in Portuguese – simultaneous translation into English)
Presentation: Élio A. Martins – CEO and IR Director
Date: Wednesday, May 11 2011
Time: 10:00 a.m. (NY) / 03:00 p.m. (London) / 11:00 a.m. (Brasília Time)
This conference call will be accompanied by a slide presentation and will be simultaneously
transmitted via webcast.
Click on www.ccall.com.br/eternit/1q11.htm or visit Eternit’s investor relations
website www.eternit.com.br/ir
Connection numbers:
Participants in Brazil: (55 11) 4688-6361
Participants from other countries: (1 786) 924-6977
Access Code: Eternit
Replay: from 05/11/2011 to 05/17/2011
Code: 1556561
Phone: (55-11) 4688-6312
Meeting with Analysts - APIMEC-DF
Presentation: Élio A. Martins - CEO and IR Director
Date: Tuesday, May 24 2011
Time: 06:00 p.m. (Brasília Time) - Welcome Coffee
06:30 p.m. (Brasília Time) - Presentation
Local: Naoum Plaza Hotel - SHS Quadra 05 - Bloco H - Brasília (DF)
RSVP: (55-61) 3443-4003 or apimecdf@apimecdf.com.br
For further information, please contact:
Investor Relations Team
ri@eternit.com.br
Phone: (55-11) 3813-6034 / 3038-3818