Eternit : ESM Call Notice

ETERNIT S.A. - Under Court-Supervised Reorganization

Corporate Taxpayer ID (CNPJ/MF): 61.092.037/0001-81

Company Registry (NIRE): 35.300.013.344

EXTRAORDINARY SHAREHOLDERS MEETING

CALL NOTICE

The shareholders of ETERNIT S.A. - Under Court-Supervised Reorganization ("Company") are hereby invited to the Extraordinary Shareholders Meeting ("ESM") to be held on July 30, 2018, at 11:00 a.m., at the auditorium on the 6th floor of the registered office of the Company located at Rua Dr. Fernandes Coelho, 85, 8º andar, Pinheiros, São Paulo - SP, to deliberate on the following agenda:

1. Examine, discuss and vote on the management accounts and individual and consolidated financial statements for the fiscal year ended December 31, 2017, namely: balance sheets, statements of income, statements of comprehensive income, statements of changes in equity, statements of cash flows, statements of added value, notes to the financial statements, accompanied by the management report, independent auditor's report and Audit Board report;

• 2. Resolve on the allocation of net income from fiscal year 2017;

• 3. Reverse stock split of one hundred seventy-nine million (179,000,000) registered, book-entry common shares with no par value, issued by the Company in the proportion of three (3) shares for one (1) new share ("Reverse Stock Split");

• 4. Authorize the management to take all measures to carry out the reverse stock split;

• 5. Amend Article 6 of the Bylaws of the Company to reflect the new number of shares into which the Company's capital is divided; and

6. Restate the Bylaws.

The documentation related to the matters to be deliberated by the Shareholders Meetings, including, but not limited to, (i) Management comments on the financial situation of the Company, pursuant to CVM Instruction 481; and (ii) Proxy Statement for the Extraordinary Shareholders Meeting, are available to the shareholders at the headquarters of the Company and online (www.eternit.com.br/ri,www.cvm.gov.br andwww.bmfbovespa.com.br).

Eligibility and Representation

Shareholders of the Company may participate in the ESM either personally or through their legal representatives or proxies, or via absentee ballot, observing the instructions regarding the required documentation detailed in the Management Proposal, provided the shares are registered in their names with the stock transfer agent of the Company's book-entry shares, in accordance with Article 126 of Brazilian Corporations Law.

Shareholders may provide proof of their ownership by submitting an updated statement of the share deposit account, issued by the custody agent within three (3) days prior to the ESM or, in its absence, their ownership may be verified by the Company by consulting its shareholder base during the Extraordinary Shareholders Meeting.

Shareholders wishing to be represented by proxy must submit the original proxy instrument to the headquarters of the Company within 48 hours prior to the ESM. If they fail to do so, proxies may attend the meetings provided they bring the proxy instrument to the Extraordinary Shareholders Meeting.

Shareholders who opt to exercise their absentee voting rights may: (i) complete and send the Absentee Ballot directly to the Company; or (ii) send their voting instructions to the Stock Transfer Agent; or (iii) send their voting instructions to the Custody Agent.

São Paulo, May 25, 2018.

Marcelo Gasparino da Silva Chairman of the Board of Directors