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1300 British Thermal Unit BTUs - Insulation Energy Efficiency - The Basics
 
1300 British Thermal Unit BTUs - Insulation Energy Efficiency - The Basics -

Image Text: One BTU is the amount of heat required to raise the temperature of one pound of water by one degree Fahrenheit > +1 degree Fahrenheit > 1 pound of water

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INSULATION

The Basics, Air/Vapor Barriers (Vapor Retarders), Venting Roofs, Venting Living Spaces, Attics, Flat and Cathedral Roofs, Walls Above Grade, Basements and Crawlspaces, Floors over Unheated Areas, Ventilation Systems

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