58 Questions
According to the procedure for preparing the building or dwelling unit for testing, what should be done with the exterior doors and windows?
They should be closed and latched
What should be done with the exterior garage doors and windows if the Blower Door is installed between the Conditioned Space Volume and the garage?
They should be opened
What should be done with the access doors and hatches between the Conditioned Space Volume and the crawlspace if the crawlspace is not vented to the exterior?
They should be opened
Which test method can be used to measure the leakage of the enclosure?
Both One-Point and Multi-Point Airtightness Tests
What is the pressure difference across the enclosure recorded as in the One-Point Airtightness Test?
Pre-Test Baseline Dwelling Unit Pressure
What value of induced enclosure pressure difference is required for the test to be valid in the One-Point Airtightness Test?
15 Pa
According to the text, what should be done with the Air-Moving Fan?
It should be turned off
According to the text, how should the airflow at each pressure station be corrected?
It should be corrected for altitude and temperature
According to the text, what equation is used to calculate C and n?
Q = C(dP)n
Which type of opening is permitted for the installation of the Blower Door when a doorway leading to an enclosed space is not available?
Exterior door
When should the door between the subject Dwelling Unit and its mechanical closet be open during the test?
Open if the mechanical closet is Conditioned Space Volume
What should be recorded with an accuracy of 500 feet (150 m) during the test?
Altitude of the building site above sea level
According to the text, what should be done with non-dampered ventilation openings of continuously operating Dwelling Unit ventilation systems that connect the Conditioned Space Volume to the exterior or to Unconditioned Space Volume?
They should be sealed at the exterior of the enclosure
What should be done with whole-house fan louvers and shutters according to the text?
They should be closed
According to the text, what should be done with operable window trickle-vents and through-the-wall vents?
They should be closed
What should be done with plumbing drains with p-traps according to the text?
They should be sealed
Which of the following statements is true about attics?
Attics are excluded from Infiltration Volume and Conditioned Space Volume when access doors and hatches are closed
What should be done with doors between the basement and Conditioned Space Volume?
Doors between the basement and Conditioned Space Volume should be opened if the floor above the basement is air sealed and insulated
What should be done with interior doors between rooms inside the Conditioned Space Volume?
Interior doors between rooms inside the Conditioned Space Volume should be opened
What should be done with chimney dampers and combustion-air inlets on solid fuel appliances?
Chimney dampers and combustion-air inlets on solid fuel appliances should be closed
Which device is used to measure pressure difference in the duct system with an accuracy of ± 1% of reading or 0.25 Pa (0.0010 in. H2O), whichever is greater?
Manometer
What is the maximum error allowed for a device used to measure volumetric airflow in the duct system?
5% of the measured flow
Which device combines an Air-Moving Fan and a Flow Meter for testing the airtightness of duct systems?
Duct Leakage Tester
According to the procedure for preparing the building or dwelling unit for testing, what should be done with the exterior doors and windows?
They should be closed
Which test method can be used to measure the leakage of the enclosure?
Blower Door test
What should be done with plumbing drains with p-traps according to the text?
They should be opened
According to the text, what pressure difference should be created by the Duct Leakage Tester in the Total Duct Leakage Test?
25 ± 3 Pa
What should be done with vents, access panels, doors, or windows between Unconditioned Space Volume and the outside, if ducts run through that space?
They should be opened
Where should the second static pressure probe be located in the duct system during the measurement of airtightness?
In the return plenum or in the closest return grill to the air handler
According to the procedure for measuring airtightness of duct systems, what is the defined value for the induced enclosure pressure difference?
25 Pa (0.10 in. H2O)
In the procedure for measuring airtightness of duct systems, what is the defined value for the induced duct system pressure difference?
0.0 Pa (0.0 in. H2O)
According to the procedure for measuring airtightness of duct systems, what should be recorded if a 25 Pa (0.10 in. H2O) induced enclosure pressure difference is not achieved?
The average value of the highest induced enclosure pressure difference, the induced duct system pressure difference, and the airflow
Which type of thermostat is ideal for those who are rarely away from home?
Non-programmable thermostat
What is the main disadvantage of a non-programmable thermostat?
It cannot be pre-programmed
What information should be collected during the mechanical equipment inspection?
Serial numbers
Where can you find videos demonstrating how to measure ventilation airflow?
Which type of ventilation system is most appropriate for colder climates?
Exhaust ventilation system
What is the main purpose of supply ventilation systems?
To introduce fresh air into the building
Which type of ventilation system allows for better control of the air that enters the house?
Supply ventilation system
What is the main advantage of energy recovery ventilation systems?
They reduce heating and cooling costs
What is a key feature of a programmable thermostat?
It can adjust the temperature during the day or nighttime
What is a key advantage of a Wi-Fi thermostat?
It allows for remote temperature adjustment
What is a key benefit of a smart thermostat?
It can learn your living habits
What is a key characteristic of a balanced ventilation system?
It introduces and exhausts equal quantities of fresh outside air and polluted inside air
Which organization provides the AHRI Certification Directory?
ahridirectory.org
What appliances are listed in the Product Finder?
All of the above
Where can you find the MAEDBS Quick Search?
ca.gov
Which type of light bulb is the most energy efficient and versatile?
Light Emitting Diode Bulbs (LEDs)
Which type of light bulb is the least energy efficient?
Incandescent bulbs
Which type of light bulb contains mercury?
Compact Fluorescent Bulbs (CFLs)
Which type of ceiling fan is certified by the U.S. Environmental Protection Agency (EPA) and meets their energy-efficiency criteria?
ENERGY STAR ceiling fans
What is the average lifespan of halogen bulbs?
1 to 3 years
Which type of ceiling fans are up to 60% more efficient than conventional fans?
ENERGY STAR ceiling fans
Which organization is responsible for solar energy system ratings and certifications?
Solar Rating & Certification Corporation
What are examples of renewable energy systems?
Solar energy systems
What is the definition of renewable energy systems?
Systems that rely on naturally occurring, on-site resources that are not depleted as a result of their use
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