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Interior Materials & Systems

Heating, Cooling & Ventilation

Sealing and Saddles Improve Air Flow in Ducts

Good performance of the HVAC systems depends on eliminating leaks in the plenum and ducting system and reducing friction within the ducts themselves. This 3-part video shows how to accomplish these goals, which also reduce attic air infiltration into the system.
Central Air Conditioning and Heating: the Importance of Proper Duct System Design

Central HVAC equipment distributes the air through out the house by a system called “duct work.” When this system is properly designed, air distribution is even and a uniform temperature is maintained. Proper duct work design can allow for the correct sizing of systems, thus increasing savings.
Interior Materials and Systems

This section of the web is for information on completing the interior of the home, including carpentry and trim, interior finishes, heating and cooling systems, plumbing, electrical and handicap accessibility.

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