Exhibit 99.1

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13D (including additional amendments thereto) with respect to the shares of Common Stock, par value $0.25 per share, of Griffon Corporation. This Joint Filing Agreement shall be filed as an Exhibit to such Statement.

Dated: August 15, 2022

Voss Value MASTER Fund, L.P.
By:	Voss Advisors GP, LLC General Partner
By:	/s/ Travis W. Cocke
	Name:	Travis W. Cocke
	Title:	Managing Member

VOSS VALUE-ORIENTED SPECIAL SITUATIONS FUND, LP
By:	Voss Advisors GP, LP General Partner
By:	/s/ Travis W. Cocke
	Name:	Travis W. Cocke
	Title:	Managing Member

Voss Advisors GP, LLC
By:	/s/ Travis W. Cocke
	Name:	Travis W. Cocke
	Title:	Managing Member

Voss Capital LLC
By:	/s/ Travis W. Cocke
	Name:	Travis W. Cocke
	Title:	Managing Member

/s/ Travis W. Cocke

Travis W. Cocke