Debt (Tables)

12 Months Ended

Dec. 31, 2025

Debt Disclosure [Abstract]

Debt and Average Interest Rates on Debt Outstanding

Debt and the average interest rates on debt outstanding were as follows:

In millions	Average interest rate at	Maturity Year	December 31
	December 31, 2025		2025		2024
Revolving credit facility (Senior Credit Facility)	4.852%	2030	$	277.7	$	9.5
Term Loan Facility	5.114%	2027	575.0		825.0
Senior notes - fixed rate (1)	N/A	2025	—		19.3
Senior notes - fixed rate (1)	4.500%	2029	400.0		400.0
Senior notes - fixed rate (1)	5.900%	2032	400.0		400.0
Other	N/A	2025	—		9.3
Unamortized debt issuance costs and discounts	N/A	N/A	(14.1)		(15.1)
Total debt			1,638.6		1,648.0
Less: Current maturities of short-term borrowings			—		9.3
Long-term debt			$	1,638.6	$	1,638.7
(1) Senior notes are guaranteed as to payment by Pentair plc.

Debt Outstanding Matures on Calendar Year Basis

Debt outstanding, excluding unamortized issuance costs and discounts, at December 31, 2025 matures on a calendar year basis as follows:

In millions	2026		2027		2028		2029		2030		Thereafter		Total
Contractual debt obligation maturities	$	—	$	575.0	$	—	$	400.0	$	277.7	$	400.0	$	1,652.7