NBC 2015 - Section 9.36- 02
40 Questions
1 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which standard specifies the minimum air leakage requirements for windows, doors, and skylights?

  • AAMA/WDMA/CSA 101/I.S.2/A440 (correct)
  • CSA A440S1
  • CAN/ULC-S742
  • CAN/ULC-S741

    • According to the text, what is the maximum allowable air leakage rate for a building assembly when tested in accordance with CAN/ULC-S742?

  • 0.65 kPa
  • 0.75 kPa
  • 0.20 L/(s·m2) (correct)
  • 0.50 L/(s·m2)

    • What should be done to vehicular access doors that separate heated garages from unconditioned spaces or the exterior?

  • Use non-hardening sealant material
  • Construct a continuous air barrier system
  • Install air barrier assemblies
  • Seal the doors with weatherstripping (correct)

    • Which material specification provides the characteristics and water vapor permeance values for air barrier materials?

    <p>CAN/ULC-S741</p> Signup and view all the answers

    What type of sealant material can be used to create a continuous air barrier system according to the text?

    <p>Bead-Applied One Component Polyurethane Air Sealant Foam</p> Signup and view all the answers

    Which of the following is the minimum effective thermal resistance (RSI) for foundation walls in Zone 5?

    <p>2.98 (m2·K)/W</p> Signup and view all the answers

    Which of the following is the minimum effective thermal resistance (RSI) for uninsulated unheated floors below frost line in Zone 8?

    <p>4.59 (m2·K)/W</p> Signup and view all the answers

    Which of the following is the minimum effective thermal resistance (RSI) for heated floors in Zone 6?

    <p>2.84 (m2·K)/W</p> Signup and view all the answers

    Which of the following is the minimum effective thermal resistance (RSI) for slabs-on-grade with an integral footing in Zone 7B?

    <p>3.72 (m2·K)/W</p> Signup and view all the answers

    Which of the following is the minimum effective thermal resistance (RSI) for heated and unheated floors on permafrost in Zone 7B?

    <p>4.44 (m2·K)/W</p> Signup and view all the answers

    According to the National Building Code of Canada 2015, what is the minimum effective thermal resistance (RSI) required for foundation walls in Zone 7A?

    <p>3.72 (m^2·K)/W</p> Signup and view all the answers

    According to the National Building Code of Canada 2015, what is the minimum effective thermal resistance (RSI) required for unheated floors below the frost line in Zone 5?

    <p>1.96 (m^2·K)/W</p> Signup and view all the answers

    According to the National Building Code of Canada 2015, what is the minimum effective thermal resistance (RSI) required for slabs-on-grade with an integral footing in Zone 6?

    <p>1.96 (m^2·K)/W</p> Signup and view all the answers

    According to the National Building Code of Canada 2015, what is the minimum effective thermal resistance (RSI) required for unheated floors above the frost line in Zone 7B?

    <p>1.96 (m^2·K)/W</p> Signup and view all the answers

    According to the National Building Code of Canada 2015, what is the minimum effective thermal resistance (RSI) required for heated floors in Zone 8?

    <p>2.84 (m^2·K)/W</p> Signup and view all the answers

    According to the text, which of the following is a method for constructing airtight cantilevered floors and floors over unheated spaces or over the exterior?

    <p>Both a) and b)</p> Signup and view all the answers

    According to the text, how should steel-lined chimneys that penetrate the building envelope be constructed airtight?

    <p>Blocking the void between required clearances for metal chimneys and surrounding construction with sheet metal and sealant capable of withstanding high temperatures</p> Signup and view all the answers

    According to the text, how should masonry or concrete chimneys that penetrate the building envelope be constructed airtight?

    <p>Mechanically fastening a metal flange or steel stud that extends not less than 75 mm out from the chimney and sealing the air barrier material to it with a sealant capable of withstanding high temperatures</p> Signup and view all the answers

    According to the text, how should ducts that penetrate the building envelope be constructed airtight?

    <p>Sealing the penetration through the building envelope</p> Signup and view all the answers

    According to the text, how should plumbing vent stack pipes that penetrate the building envelope be constructed airtight?

    <p>Both a) and b)</p> Signup and view all the answers

    According to the National Building Code of Canada 2015, which of the following conditions must be met in order for the effective thermal resistance of one or more windows to be less than that required in Article 9.36.2.7?

    <p>The total areas of all traded windows are equal</p> Signup and view all the answers

    According to the National Building Code of Canada 2015, what is the equation for determining the effective thermal resistance of windows when the U-value is known?

    <p>$RSI = \frac{1}{U}$</p> Signup and view all the answers

    According to the National Building Code of Canada 2015, what is the equation for determining the effective thermal resistance of windows when the energy rating is known?

    <p>$RSI = \frac{20}{57-ER}$</p> Signup and view all the answers

    According to the National Building Code of Canada 2015, what is the minimum RSI value required for above-ground walls and joist-type roofs when the reduction in effective thermal resistance is permitted?

    <p>Less than 55% of that required in Article 9.36.2.6.</p> Signup and view all the answers

    According to the National Building Code of Canada 2015, which of the following is NOT permitted to be traded when it comes to effective thermal resistances?

    <p>Windows with a U-value less than 0.5</p> Signup and view all the answers

    According to the National Building Code of Canada 2015 Volume 2, which of the following statements is true regarding the insulation of rectangular ducts installed under an insulated floor over an unconditioned space?

    <p>The underside of the ducts must be insulated to a lower level than required in Sentence (3), but not less than 2.11 (m2·K)/W.</p> Signup and view all the answers

    What is the minimum thermal resistance that the underside of rectangular ducts installed under an insulated floor over an unconditioned space must be insulated to, according to the National Building Code of Canada 2015 Volume 2?

    <p>2.11 (m2·K)/W</p> Signup and view all the answers

    In order to compensate for the lower insulation level on the underside of rectangular ducts installed under an insulated floor over an unconditioned space, what must be done to the insulation on both sides of the ducts?

    <p>The insulation on both sides must be increased.</p> Signup and view all the answers

    According to the National Building Code of Canada 2015 Volume 2, what is the purpose of insulating both sides of rectangular ducts installed under an insulated floor over an unconditioned space to a compensating higher thermal resistance?

    <p>To maintain the same heat loss as ducts complying with Sentence (3).</p> Signup and view all the answers

    What is the purpose of the Note A-9.36.3.2.(5) in the National Building Code of Canada 2015 Volume 2?

    <p>To provide additional information on the insulation requirements for rectangular ducts.</p> Signup and view all the answers

    Rectangular ducts installed under an insulated floor over an unconditioned space must be insulated to a lower level than required in Sentence (3).

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

    The minimum insulation level for the underside of rectangular ducts installed under an insulated floor over an unconditioned space is 2.11 (m2·K)/W.

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

    Both sides of rectangular ducts installed under an insulated floor over an unconditioned space must be insulated to a compensating higher thermal resistance.

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

    The resulting heat loss of rectangular ducts installed under an insulated floor over an unconditioned space must exceed that of ducts complying with Sentence (3).

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

    According to Note A-9.36.3.2.(5), rectangular ducts installed under an insulated floor over an unconditioned space must be insulated to a compensating higher thermal resistance.

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

    According to the National Building Code of Canada 2015, the minimum effective thermal resistance (RSI) required for foundation walls in Zone 7A is 2.11 (m2·K)/W.

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

    According to the National Building Code of Canada 2015, the effective thermal resistance of one or more windows can be less than that required in Article 9.36.2.7 under certain conditions.

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

    Steel-lined chimneys that penetrate the building envelope should be constructed airtight according to the text.

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

    The equation for determining the effective thermal resistance of windows when the U-value is known is R = 1/U.

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

    The purpose of Note A-9.36.3.2.(5) in the National Building Code of Canada 2015 Volume 2 is to provide additional guidance on insulating rectangular ducts installed under an insulated floor over an unconditioned space.

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

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser