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Business and Organization (Tables)

3 Months Ended

Mar. 31, 2016

Business and Organization

Schedule of service activities

		Revenue
Service Activity		$ in thousands			%
HVAC		$	289,456			75	%
Plumbing			54,032			14	%
Building Automation Control Systems			23,157			6	%
Other			19,297			5	%
​	​	​	​	​	​	​	​
Total		$	385,942			100	%
​	​	​	​	​	​	​	​
​	​	​	​	​	​	​	​

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Tabular disclosure of product information that are included in the discussion of the nature of an entity's operations.

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