POWER OF ATTORNEY

	Know all by these presents, that the undersigned hereby
constitutes and appoints each of John Gorey, Richard Tilley and Leo
Debourse with full power of substitution, the undersigneds true and
lawful attorney-in-fact to:

(1)	prepare, execute in the undersigneds name and on the
undersigneds behalf, and submit to the U.S. Securities
and Exchange Commission (the SEC) a Form ID, including
amendments thereto, and any other documents necessary or
appropriate to obtain codes and passwords enabling the
undersigned to make electronic filings with the SEC of
reports required by Section 16(a) of the Securities
Exchange Act of 1934 or any rule or regulation of the
SEC;

(2)	execute for and on behalf of the undersigned, in the
undersigneds capacity as an officer and/or director of
Foundation Building Materials, Inc. (the Company),
Forms 3, 4, and 5 in accordance with Section 16(a) of the
Securities Exchange Act of 1934 and the rules thereunder;

(3)	do and perform any and all acts for and on behalf of the
undersigned which may be necessary or desirable to
complete and execute any such Form 3, 4, or 5, complete
and execute any amendment or amendments thereto, and
timely file such form with the SEC and any stock exchange
or similar authority; and

(4)	take any other action of any type whatsoever in
connection with the foregoing which, in the opinion of
such attorney-in-fact, may be of benefit to, in the best
interest of, or legally required by, the undersigned, it
being understood that the documents executed by such
attorney-in-fact on behalf of the undersigned pursuant to
this Power of Attorney shall be in such form and shall
contain such terms and conditions as such attorney-in-
fact may approve in such attorney-in-facts discretion.

	The undersigned hereby grants to such attorney-in-fact full
power and authority to do and perform any and every act and thing
whatsoever requisite, necessary, or proper to be done in the exercise
of any of the rights and powers herein granted, as fully to all
intents and purposes as the undersigned might or could do if
personally present, with full power of substitution or revocation,
hereby ratifying and confirming all that such attorney-in-fact, or
such attorney-in-facts substitute or substitutes, shall lawfully do
or cause to be done by virtue of this power of attorney and the
rights and powers herein granted. The undersigned acknowledges that
the foregoing attorney-in-fact, in serving in such capacity at the
request of the undersigned, is not assuming, nor is the Company
assuming, any of the undersigneds responsibilities to comply with
Section 16 of the Securities Exchange Act of 1934.

	This Power of Attorney shall remain in full force and effect
until the undersigned is no longer required to file Forms 3, 4, and 5
with respect to the undersigneds holdings of, and transactions in,
securities issued by the Company, unless earlier revoked by the
undersigned in a signed writing delivered to the foregoing attorney-
in-fact.



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	IN WITNESS WHEREOF, the undersigned has caused this Power of
Attorney to
be executed as of this 24th day of April 2020.



						 /s/ Onur Demirkaya
Signature

Onur Demirkaya

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