ARC371: Insulation Materials in Thermal Environmental Control
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Questions and Answers

What is the formula to calculate the R-Value of insulation?

  • Thickness of insulation (Inch) x 3.5 (correct)
  • Thickness of insulation (Inch) x 2.5
  • Thickness of insulation (Inch) x 5.5
  • Thickness of insulation (Inch) x 4.5

    • Where should insulation be extended to reduce air flows?

  • Only into joist space
  • Into joist space and between the studs and rafters of exterior walls and roof (correct)
  • Nowhere, it is not necessary
  • Only between the studs and rafters of exterior walls and roof

    • Which of the following is NOT a location where insulation is recommended?

  • Attic door
  • Floors above cold spaces
  • Foundation walls below ground level (correct)
  • Ceilings with cold spaces above

    • What is the purpose of insulating band joists?

    <p>To reduce heat loss</p> Signup and view all the answers

    What is the primary function of insulation materials in a building?

    <p>To slow down conductive and convective heat flow</p> Signup and view all the answers

    What type of heat flow do insulation materials slow down?

    <p>Conductive and convective heat flow</p> Signup and view all the answers

    What does the R-value of an insulation material indicate?

    <p>The material's thermal resistance</p> Signup and view all the answers

    Why can thermal insulation materials also act as sound absorption insulation?

    <p>Because of their porous structure</p> Signup and view all the answers

    What is one of the benefits of using insulation materials in a building?

    <p>Conserving energy by reducing heat loss or gain</p> Signup and view all the answers

    Which of the following locations requires insulation according to the text?

    <p>Walls between living spaces and unheated garages</p> Signup and view all the answers

    What is another function of insulation materials besides conserving energy?

    <p>Facilitating temperature control of process</p> Signup and view all the answers

    What is an alternative to floor insulation?

    <p>Insulating the foundation walls of unvented crawl spaces</p> Signup and view all the answers

    What is the typical thickness range of thermal insulation layers used in construction?

    <p>50-100mm</p> Signup and view all the answers

    What is the result of using insulation materials with high R-values?

    <p>Greater insulating effectiveness</p> Signup and view all the answers

    What is the primary purpose of thermal insulation layers in construction?

    <p>To reduce heat transfer</p> Signup and view all the answers

    What can be downloaded from the provided link https://www.servicetitan.com/tools/hvac-load-calculator?

    <p>HVAC load calculator tool</p> Signup and view all the answers

    What is the relationship between thermal insulation and sound absorption?

    <p>They can be related, as some materials can serve both purposes</p> Signup and view all the answers

    What is recommended to watch after a specific point in the provided content?

    <p>The provided YouTube video links</p> Signup and view all the answers

    What is the additional BTU needed for a person living at home?

    <p>100</p> Signup and view all the answers

    How many BTUs are added for each exterior door in the HVAC load calculation?

    <p>1,000</p> Signup and view all the answers

    What is the purpose of calculating the HVAC load?

    <p>To estimate the sufficient heating and cooling capacity</p> Signup and view all the answers

    What is the primary purpose of active thermal environmental control?

    <p>To maintain a consistent indoor temperature</p> Signup and view all the answers

    What is the base BTU calculation for a 2,500 square foot room?

    <p>62,500</p> Signup and view all the answers

    Which of the following sources provides information on common insulation materials used in buildings?

    <p>All of the above</p> Signup and view all the answers

    Which of the following insulation materials has the highest R-value?

    <p>Spray foam</p> Signup and view all the answers

    What is an alternative to manual HVAC load calculation?

    <p>Using a software or online calculator</p> Signup and view all the answers

    What is the primary factor that determines the effectiveness of insulation materials?

    <p>R-value</p> Signup and view all the answers

    Which of the following is a common application of insulation materials?

    <p>Thermal insulation</p> Signup and view all the answers

    What is the role of cryogenic insulation materials?

    <p>To maintain extremely low temperatures</p> Signup and view all the answers

    Why is it important to consider heat-producing appliances in the HVAC load calculation?

    <p>Because they increase the HVAC load</p> Signup and view all the answers

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