HERS Diagnostics & Performance Testing

Question 1

What does a blower door test measure?

Accepted Answer

Air leakage in the building envelope

Answer

Indoor air quality

Answer

Window performance

Answer

Ventilation system efficiency

Question 2

Which device is used during duct leakage testing?

Accepted Answer

Duct blaster

Answer

Blower door

Answer

Manometer

Answer

Thermometer

Question 3

Why is it important to conduct combustion safety testing?

Accepted Answer

To verify safe venting of combustion gases

Answer

To check insulation levels

Answer

To measure airflow from windows

Answer

To adjust lighting controls

Question 4

What measurement is typically used to express air leakage during a blower door test?

Accepted Answer

CFM50

Answer

BTU/hr

Answer

ACH10

Answer

kWh

Question 5

Which reading on a manometer indicates a significant pressure difference during testing?

Accepted Answer

50.0 Pa

Answer

0.1 Pa

Answer

1.0 Pa

Answer

5.0 Pa

Question 6

What is the purpose of pressure diagnostics in home performance testing?

Accepted Answer

To locate air leakage paths and pressure imbalances

Answer

To estimate heating costs

Answer

To balance electrical loads

Answer

To set thermostat schedules