QuickLinks -- Click here to rapidly navigate through this document

Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

        We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (Nos. 33-39090, 33-62966, 33-52319, 333-21503, 333-62319, 333-84409, 333-67760, 333-88422, 333-102742, 333-131737 and 333-133833) of Griffon Corporation of our report dated December 13, 2005 relating to the financial statements and financial statement schedules, which appears in this Form 10-K.

/s/ PriceWaterhouseCoopers LLP

New York, New York
November 27, 2007

QuickLinks

Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM