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BPI Exam Questions and Answers (Graded A )
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BPI Exam Questions and Answers
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BPI Exam Questions and Answersinsulation of __% of building shell triggers blower door requirement - Correct Answers -
15%
Air flow standard in ASHRAE ___ - Correct Answers -ASHRAE 62.2 (updated 9.2015)
min BAS before requiring mechanical ventilation - Correct Answers -no longer using
(9/2015)
rise on ventilation ductwork - Correct Answers -1/4" per foot
dense pack cellulose minimum - Correct Answers -3.5 pounds per cubic foot
duct leakage to outside standard - Correct Answers -EPA Energy Star Ducts
duct leakage to outside calculation - Correct Answers -Total allowable to
outside=system airflow x .10
materials (2) for sealing ductwork - Correct Answers -mastic and fsk tape
bafflings min around nonIC rated cans and chimneys - Correct Answers -3"
single wall flue pipe minimum clearance - Correct Answers -6"
cold side air barriar on kneewall insulation - Correct Answers -plywood or housewrap
attic hatch insulation minimum requirements - Correct Answers -R-14 and tightly fitting
safety equipment list (6) - Correct Answers -respirator with cartridges, gloves, safety
glasses, protective clothing, duct masks, hard hat (as required)
max level of "safe" CO concentration - Correct Answers -35ppm or 9 ppm over 8 hour
period
CAS inspection tests (4) - Correct Answers -spillage, CO test, worst-case
depressurization, draft
, highest priority in air sealing - Correct Answers -leakage to attic because of stack effect
gas line replacement date - Correct Answers -If manufactured before 1973
ASHRAE standard for exposure to CO - Correct Answers -8 hours exposure at 9 ppm
definition of energy - Correct Answers -measurable quantity of heat, work or light
match to btu to therm - Correct Answers -1 match = 1 btu
100,000 btu = therm
conduction - Correct Answers -heat flow through solid objects
convection - Correct Answers -heat flow through a fluid (air or water)
raditation (2 types) - Correct Answers -heat waves traveling through space (ex sun)
from sun - solar
from objects - thermal
crosses empty space or air without heating it
types of radiation - Correct Answers -solar
infrared - heat radiation from objects on earth
HDD - Correct Answers -any day below 65 degrees
Cooling degree days - Correct Answers -days over 78 degrees
relative humidity - Correct Answers -measures how saturated the air is w percentage of
water vapor
warmer air - Correct Answers -holds more water vapor
latent heat - Correct Answers -hidden heat released when substances change form
energy load on a house (2 types) - Correct Answers -seasonal
baseload - water heating, Dryer, refrige
air flow - Correct Answers -pressure difference and holes
inches of water column (american) - Correct Answers -pascal - international
measurement
temperature - Correct Answers -measures molecules in motion
determined how heat will flow
indicated heat of object
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