performance contractor造句

Consultants and contractors can be architects, builders, commissioning agents, electrical engineers, energy auditors, energy performance contractors, environmentally sustainable design consultants, fire engineers, hydraulic engineers, installation contractors, mechanical engineers, and project managers.
Blower door tests are used by building researchers, weatherization crews, home performance contractors, home energy auditors, and others in efforts to assess the construction quality of the building envelope, locate air leakage pathways, assess how much ventilation is supplied by the air leakage, assess the energy losses resulting from that air leakage, determine if the building too tight or too loose, determine if the building needs mechanical ventilation and to assess compliance with building performance standards.
It's difficult to find performance contractor in a sentence. 用performance contractor造句挺难的