Exhibit 23.3

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statement Nos. 333-253988-01, 333-263084-01 and 333-275849-01 on Form S-8 of our report dated September 27, 2022, relating to the financial statements of Ferguson plc appearing in this Annual Report on Form 10-K for the year ended July 31, 2024.

/s/ Deloitte LLP

London, United Kingdom

September 25, 2024