Venting for - Study guides, Class notes & Summaries
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EPA 608 UNIVERSAL EXAM 2024-2025 WITH 400 REAL EXAM QUESTIONS AND 100% CORRECT ANSWERS (GUARANTEED A)/ EPA 608 UNIVERSAL EXAM (NEW!!)
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EPA 608 UNIVERSAL EXAM WITH 400 REAL EXAM QUESTIONS AND 100% CORRECT ANSWERS (GUARANTEED A)/ EPA 608 UNIVERSAL EXAM (NEW!!) 
Equipment covered by EPA regulations include: - all air-conditioning and 
refrigeration equipment using CFC, HCFC or HFC refrigerants. 
All devices used for a refrigerant recovery must: - Meet EPA standards 
Reusable refrigerant containers that are normally under any pressure above 15 pig 
must be hydrostatically tested and date stamped every: - 5 Years 
The EPA can ...
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Professional Home Inspector Exam NHIE / TREC Questions with correct Answers
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The inspector is not required to determine ____ ___ of any system or component. - Answer- -Years of age 
-Life expectancy 
-Make model 
 
Horizontal waste pipe should slope ____ inch per foot - Answer- 1/4" per foot if < 3 inch pipe. 
1/8" per foot if > or = to 3 inch pipe 
 
Drip screed - Answer- Also called weep screed. 
Used at the base/bottom of stucco walls to release moisture. 
 
Pressure Vacuum Breaker (PVB) - Answer- Used for Backflow Prevention. 
Lawn Irrigation systems: install...
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PROPANE PRACTICE TESTS WITH COMPLETE SOLUTIONS
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PROPANE PRACTICE TESTS WITH 
 
COMPLETE SOLUTIONS 
 
According to the Two Permanent Openings Method one opening must commence within ____ 
and one must commence within ___ of the enclosure 12 inches of the top 12 inches of the 
bottom 
 
Room heaters shall NOT be installed in what occupancies? Health care and Residential 
board and care. 
 
Define a type B-W gas vent: It shall not have a listed capacity NOT LESS than that of the 
listed vented wall furnace to which it is connected. 
 
Listed ven...
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NFPA 31 EXAM (27 QUESTIONS)
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Define Authority Having Jurisdiction - Answer-NFPA 3.2.2 
 
Define the term "Listed" - Answer-NFPA 3.2.4 
 
A closed vessel in which water is heated, steam is generated is known as a - Answer-boiler 
NFPA 31 3.3.6.4 
 
A burner that requires a chimney or venting system of natural draft is called a ____ burner - Answer-natural draft-type burner 
NFPA 31 3.3.6.4 
 
Confined space is defined by NFPA 31 as ______ ? - Answer-a space whose volume is less than 50 ft^3 per 1,000 BTU/hr. Of the aggre...
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EPA Certification Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+
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True or false: CFCs neither dissolve in water nor break down into compounds that 
dissolve in water, so they do not rain out of the atmosphere. 
: True 
How many ozone molecules will one chlorine atom destroy? 
: 100,000 
What does ODP stand for? 
: ozone depletion potential 
What is ODP? 
: the measurement of CFC's and HCFC's ability to destroy ozone 
Which refrigerant is the most harmful to the ozone layer? 
: R-12 CFC 
2 | P a g e 
The Clean Air Act prohibits venting of CFCs and HCFCs as ...
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The Heating and Cooling Inspection AHIT Exam Questions and Answers
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The Heating and Cooling Inspection AHIT 
Exam Questions and Answers 
When inspecting the heating equipment, the inspector is not required to _________. 
A. operate the system using normal operating controls 
B. open readily openable access panels provided by the manufacturer 
C. observe automatic safety controls 
D. operate heating systems when conditions may cause equipment damage - Answer-D. operate 
heating systems when conditions may cause equipment damage 
What should an inspector do if the...
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G2 practice exam #2 Questions And Answers
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G2 practice exam #2 Questions And Answers 
What is the minimum diameter of a pressure gauge needed to perform a leak test on gas piping? 
A. 2" 
B. 2 - 3/4" 
C. 3" 
D. 3 - 1/2" - ANS c. 3" 
 
Amp meter can read what? 
A. Pressure drop. 
B. Conductor magnetic field. 
C. Load in parallel wires. 
D. Direct power across loads. - ANS B. Conductor magnetic field. 
 
What would be the primary voltage of a furnace? 
A. 120/2/60. 
B. 24/1/60. 
C. 120/24/60. 
D. 120/1/60. - ANS D. 120/1/...
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HVAC Gas Heat Certification Exam Prep (New 2024/ 2025 Update) Questions and Verified Answers 100% Correct | A Grade
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HVAC Gas Heat Certification Exam Prep 
(New 2024/ 2025 Update) Questions and 
Verified Answers 100% Correct | A Grade 
 
 
QUESTION 
 Describe the difference between a single-rod (local sensing ) and dual-rod (remote sensing 
system as the pertain to flame rectification. 
 
 
Answer: 
 Flame rectification system can be classified as eatiher single rod. (local sensing) or dual rod 
(remote sensing) single rod, consist of an igniter and sensor all in one-rod, Dual-rod system use a 
separate ig...
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EPA 609 Technician Certification Exam Latest 2024 Updated Questions with 100% Correct Answers | Updated | Download to score A+
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1.	1. T/F Ozone at ground level ans at Stratosphere is a harmful pollutant 
ANS - 
FALSE 
2.	2. For determining the Ozone Depletion Potential	having been assigned a factor of 1 
ANS CFC-11 
3.	3. Ozone layer absorbs and scatters	form the sun 
ANS Ultraviolet light 
4.	4. T/F R-134 is a chlorine-free refrigerant 
ANS TRUE 
5.	5. a refillable refrigerant cylinder must not be filled above	of its full capacity 
ANS 80% 
6.	6. T/F Ester-based synthetic oils can be mixed with oils 
ANS FALSE 
7.	7. An...
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PROPANE PRACTICE TESTS QUESTIONS WEITH 100 % CORRECT ANSWERS | VERIFIEDED
- Exam (elaborations) • 19 pages • 2024
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According to the Two Permanent Openings Method one opening must commence within ____ and 
one must commence within ___ of the enclosure - Answer-12 inches of the top 12 inches of the 
bottom 
Room heaters shall NOT be installed in what occupancies? - Answer-Health care and Residential 
board and care. 
Define a type B-W gas vent: - Answer-It shall not have a listed capacity NOT LESS than that of the 
listed vented wall furnace to which it is connected. 
Listed vented wall furnaces shall use whic...
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