SEGMENT INFORMATION

The Company is organized into three reportable segments on the basis of the production process and products and services provided by each segment, identified as follows:


(i)	Residential Products, which primarily includes roof and foundation ventilation products, centralized mail systems and electronic package solutions, rain dispersion products and roofing accessories;


(ii)	Industrial and Infrastructure Products, which primarily includes expanded and perforated metal, expansion joints, structural bearings and perimeter security; and


(iii)	Renewable Energy and Conservation, which primarily includes designing, engineering, manufacturing and installation of solar racking systems and greenhouse structures.

When determining the reportable segments, the Company aggregated operating segments based on their similar economic and operating characteristics.

The following table illustrates certain measurements used by management to assess performance of the segments described above for the three and six months ended June 30, (in thousands):



	Three Months Ended June 30,						Six Months Ended June 30,
	2018			2017			2018			2017
Net sales:
Residential Products	$	131,128		$	127,252		$	235,076		$	231,803
Industrial and Infrastructure Products	61,561			57,926			116,185			108,644
Less: Intersegment sales	(368		)	(314		)	(589		)	(770		)
Net Industrial and Infrastructure Products	61,193			57,612			115,596			107,874
Renewable Energy and Conservation	73,715			62,763			130,701			114,555
Total consolidated net sales	$	266,036		$	247,627		$	481,373		$	454,232

Income from operations:
Residential Products	$	24,196		$	22,579		$	37,434		$	38,220
Industrial and Infrastructure Products	6,604			3,397			9,206			3,360
Renewable Energy and Conservation	9,556			3,492			13,618			6,832
Unallocated Corporate Expenses	(8,082		)	(4,538		)	(14,141		)	(13,803		)
Total income from operations	$	32,274		$	24,930		$	46,117		$	34,609

The following tables illustrate revenue disaggregated by timing of transfer of control to the customer for the three and six months ended June 30 (in thousands):



	Three Months Ended June 30, 2018
	Residential Products		Industrial and Infrastructure Products		Renewable Energy and Conservation		Total
Net sales:
Point in Time	$	130,958	$	51,428	$	8,724	$	191,110
Over Time	170		9,765		64,991		74,926
Total	$	131,128	$	61,193	$	73,715	$	266,036



	Three Months Ended June 30, 2017
	Residential Products		Industrial and Infrastructure Products		Renewable Energy and Conservation		Total
Net sales:
Point in Time	$	127,252	$	57,612	$	5,383	$	190,247
Over Time	—		—		57,380		57,380
Total	$	127,252	$	57,612	$	62,763	$	247,627



	Six Months Ended June 30, 2018
	Residential Products		Industrial and Infrastructure Products		Renewable Energy and Conservation		Total
Net sales:
Point in Time	$	233,842	$	97,971	$	14,344	$	346,157
Over Time	1,234		17,625		116,357		135,216
Total	$	235,076	$	115,596	$	130,701	$	481,373

	Six Months Ended June 30, 2017
	Residential Products		Industrial and Infrastructure Products		Renewable Energy and Conservation		Total
Net sales:
Point in Time	$	231,803	$	107,874	$	11,176	$	350,853
Over Time	—		—		103,379		103,379
Total	$	231,803	$	107,874	$	114,555	$	454,232