Schedule II - Valuation and Qualifying Accounts and Reserves

12 Months Ended

Dec. 31, 2020

SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]

Schedule II - Valuation and Qualifying Accounts and Reserves

TREX COMPANY, INC.

SCHEDULE II—VALUATION AND QUALIFYING ACCOUNTS AND RESERVES

(In thousands)

Descriptions	Balance at Beginning of Period		Additions Charged to Cost and Expenses		Deductions			Balance at End of Period
Year ended December 31, 2020:
Trex Residential product warranty reserve	$	25,494	$	9,861	$	(5,882	)	$	29,473
Income tax valuation allowance	$	2,988	$	1	$	(214	)	$	2,775
Year ended December 31, 2019:
Trex Residential product warranty reserve	$	30,754	$	979	$	(6,239	)	$	25,494
Income tax valuation allowance	$	3,015	$	—	$	(27	)	$	2,988
Year ended December 31, 2018:
Trex Residential product warranty reserve	$	34,999	$	1,104	$	(5,349	)	$	30,754
Income tax valuation allowance	$	3,096	$	—	$	(81	)	$	3,015