Schedule II-Valuation and Qualifying Accounts

12 Months Ended

Dec. 31, 2011

Schedule II-Valuation and Qualifying Accounts

Schedule II-Valuation and Qualifying Accounts

Watts Water Technologies, Inc. and Subsidiaries

Schedule II—Valuation and Qualifying Accounts

(Amounts in millions)

For the Three Years Ended December 31:

	Balance At Beginning of Period		Additions Charged To Expense		Additions Charged To Other Accounts			Deductions			Balance At End of Period
Year Ended December 31, 2009
Allowance for doubtful accounts	$	9.6		0.6		(0.6	)		(2.1	)	$	7.5
Allowance for excess and obsolete inventories	$	26.0		7.8		0.5			(8.6	)	$	25.7
Year Ended December 31, 2010
Allowance for doubtful accounts	$	7.5		2.7		—			(1.3	)	$	8.9
Allowance for excess and obsolete inventories	$	25.7		4.4		0.4			(6.6	)	$	23.9
Year Ended December 31, 2011
Allowance for doubtful accounts	$	8.9		1.1		0.3			(1.2	)	$	9.1
Allowance for excess and obsolete inventories	$	23.9		6.1		1.3			(5.1	)	$	26.2