2026/2027 COMPLETE QUESTIONS WITH
VERIFIED CORRECT ANSWERS ||
100% GUARANTEED PASS
<NEWEST VERSION>
1. Energy and matter move - ANSWER ✔ from high concentrations to low
concentrations.
2. Hot moves to - ANSWER ✔ cold.
3. High pressure moves to - ANSWER ✔ low pressure.
4. Wet moves to - ANSWER ✔ dry.
5. Energy - ANSWER ✔ The ability to bring about change or to do work.
6. BTU - ANSWER ✔ Amount of heat required to change 1 lb of water 1
degree F.
7. 1 gallon #2 fuel oil - ANSWER ✔ 139,000 BTU
8. 1 therm of natural gas - ANSWER ✔ 100,000 BTU
,9. 1 kW of electricity - ANSWER ✔ 3,412 BTU
10.Bimetal - ANSWER ✔ Uses different rates of expansion/contraction of 2
different metals fused together.
11. T - ANSWER ✔ Difference in temperature from one place to another.
12.Conduction - ANSWER ✔ Heat flow from molecule to molecule in a solid.
13.Convection - ANSWER ✔ Heat flow by movement of fluids (liquids and
gasses).
14.Radiation - ANSWER ✔ Heat flow across an empty space.
15.House-as-system - ANSWER ✔ Interactions between all of the components
of a home and their relationships to heat loss, heat gain, and comfort.
16.Diagnostic Audits - ANSWER ✔ Include a blower door, infrared scans, duct
blasters, and any other applicable evaluation tools. Some include building
modeling software.
17.Walkthrough Audits - ANSWER ✔ Include visual inspections, and
sometimes utility, usage reviews.
18.Diagnostic evaluations must be aborted if - ANSWER ✔ ambient CO
concentrations greater than 70 are recorded.
,19.Conduction - ANSWER ✔ Dominant heat flow mechanism in solid
materials with stationary molecules (direct contact).
20.Radiation - ANSWER ✔ Energy that comes from a source and travels
through space.
21.Q = U•A•T - ANSWER ✔ Heat Loss
22.which is not one of the four primary ways moisture moves through
buildings?
-capillary seepage
-humidity
-air movement
-vapor diffusion - ANSWER ✔ humidity
23.a combustion appliance fails spillage if it spills flue gasses for ___ seconds?
-90
-60
-30
-120 - ANSWER ✔ 120
24.CO - ANSWER ✔ Carbon Monoxide
25.What is Carbon Monoxide? - ANSWER ✔ It is a by product of incomplete
combustion.
26.With cast iron head burners, the firing rate may not be reduced below what?
- ANSWER ✔ The manufacturer's rating (Check the nameplate for
acceptable firing rates).
, 27.What are the 2 best indicators of a heating system's efficiency? - ANSWER
✔ AFUE and Distribution.
28.What is Peak Demand? - ANSWER ✔ The total rated wattage of all
appliances and fixtures present.
29.Where is the highest relative humidity found? - ANSWER ✔ At the first
condensing surface.
30.Turn on both, the combustion analyzer & gas leak detector - ANSWER ✔
MEASURE outside ambient with CO analyzer in fresh air
(you always need to
RECORD outside temperature on sheet from CO analyzer
OBSERVE the house from outside, what do I see?
- check house roof vents
- base (foundation)
- draining systems
- windows
- wiring or piping into house thru a wall (are they sealed?)
31.ASK PROCTOR FOR PERSONAL CO MONITOR - ANSWER ✔ -
MONITOR personal breathing zone
32.Start at gas meter to check for gas leaks - ANSWER ✔ BPI Standards state
to check gas lines at a rate of 1" per second
- pay special attention to all of the joints
- mention that if there was a gas leak, I would verify it with soap &
water solution
- also, would need to tag the leaks