BPI Practice Questions with All Correct Answers
What is the lowest ambient CO level that would cause an inspection to be terminated? - Answer 9 ppm
What actions should be taken if it is determined that insufficient combustion air exists for a naturally drafted appliance? - Answer combustio...
What is the lowest ambient CO level that would cause an inspection to be terminated? -
Answer ✔ 9 ppm
What actions should be taken if it is determined that insufficient combustion air exists for
a naturally drafted appliance? - Answer ✔ combustion air should be installed
Steady blue flames in a gas combustion appliance indicate what - Answer ✔ complete
combustion is taking place
Which set of conditions should be checked is a gas oven is producing excess CO? -
Answer ✔ burner alignment, primary air and gas pressure
The mimimum acceptable draft pressure was calculated to be -2.0 Pa. What is a
passing draft reading? - Answer ✔ anything more negative that -2.0
The vent pressure of an atmospherically vented appliance is measured as a test for
which of the following? - Answer ✔ draft
The following can lead to a high CO reading in a cumbustion appliance - Answer ✔
burner miss alignment , cracked heat exchanger, gas pressure probs
An example of an unvented combustion appliance - Answer ✔ gas oven with range
hood
What is the best type of toilet? - Answer ✔ 1.6 GPF/ 1.2 GPM Dual flush
When testing a shower head to see its flow rate what else should be checked at the
same time? - Answer ✔ check the diverter to see if its leaking
Type of irrigation least preferred - Answer ✔ overhead spray irrigation
Graywater may NOT be used for - Answer ✔ drinking lol
What must be evaluated when air sealing has been completed? - Answer ✔ the need
for mechanical ventilation
, What factors cause heat gain? - Answer ✔ occupants, lights, appliances
When evaluating a cost effective improvement, what is the best ratio to consider? -
Answer ✔ savings to investment
When analyzing a buildings energy consumption what information would be least useful
- Answer ✔ ambient air sampling
What do Material Safety Data Sheets (MSDS) provide? - Answer ✔ handling
instructions
What is the main purpose of energy modeling software? - Answer ✔ estimating energy
use and/or savings
What is the most appropriate resource for collecting data that will be used to create a
retrofit work scope? - Answer ✔ a sketch of the house
Energy performance of a building in terms of the way it is built rather than the way it is
used is known as... - Answer ✔ asset rating
What work scope measure should be prioritized as the most important? - Answer ✔
repairing a combustible gas leak
The drainage plane of the building is best described as what? - Answer ✔ The space
between the exterior cladding and wall system used to redirect moisture
what information can be determined based on the measurements of a sling
pychrometer? - Answer ✔ Relative Humidity
when does condensation occur on a surface? - Answer ✔ when the dew point
temperature of the air in contact with it is greater than the surface temperature (when
the surface temperate is colder and the air is at the dew point)
what is an acceptable strategy to reduce the risk of mold in the home? - Answer ✔
install local mechanical ventilation in bathrooms and kitchen
the highest realtive humidity in an outside wall assembly is always found at the ... -
Answer ✔ first condensing surface
the principal function of a vapor retarder is to reduce ... - Answer ✔ moisture flow by
diffusion
what should be the first priority when addressing IAQ issues? - Answer ✔ source control
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