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The mechanical room in the insulated basement houses the water heating equipment, including the storage tank for the solar thermal system and the wall-hung boiler as well as the air handler for the hydro coil and high-efficiency (16 SEER) air conditioner.

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Existing Whole-House Solutions Case Study: Deep Energy Retrofit in the Pacific Northwest

Case Study

Case study describing a whole-house, deep energy retrofit project in the marine climate.

Building America Case Study Technology Solutions for Existing Homes: Concord Four Square Retrofit

Case Study

Case study describing a four-square Concord home retrofitted by Building Science Corporation in Massachusetts.

New Whole-House Solutions Case Study: Lancaster County Career and Technology Center Green Home 3 - Mount Joy, Pennsylvania

Case Study

Case study describing the Green Home 3 project, which achieved a 44% whole-house energy savings over the Building America New Construction B10 Benchmark, DOE Zero Energy Ready Home certification, and National Green Building Standard Gold-level certification.

Combustion Appliance Zone (CAZ) Testing

Guide

Guide describing how to conduct testing for adequate combustion air in the space where a combustion appliance is located if the appliance is located within the conditioned space of the home.