Updated: Jun 16, 2026
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1. A protective environment (PE) suite consists of an anteroom, a patient room, and a dedicated restroom.
Supply air is provided through a non-aspirating unidirectional flow ceiling diffuser in the center of the room, above the foot of the patient bed. There is no return air grille in the patient room, but one is provided in the anteroom. An exhaust grille has been installed in the restroom. How can airflow distribution be improved in this room?
A) Install a return air grille in the patient room above the head of the patient bed
B) Relocate the supply air diffuser above the head of the patient bed
C) Install a supply air grille in the anteroom
D) Relocate the supply air diffuser above the door to the anteroom
2. Which of the following areas require HEPA-filtered supply air?
A) Protective Environment Rooms
B) Emergency Department Waiting Rooms
C) Regular Patient Rooms
D) Class A Operating Rooms
3. For a Protective Environment room, the HVAC&R design shall include?
A) Filtered supply air placed approximately over the patient's bed
B) A general air flow pattern that moves air from the door toward the patient's bed
C) Return air registers placed high on the wall directly across from the room entrance
D) Sustained re-circulated air flow that is isolated from the rest of the facility
4. In accordance with the ASHRAE HVAC Design Manual for Hospitals and Clinics, which of the following is the BEST form of communication to accomplish good planning, testing, and commissioning?
A) Change orders
B) Written reports
C) Phone message logs
D) Requests for information
5. 0.746 kW = 1 brake Hp, 1 kWh = US $0.10. A facility is trying to choose between AHU-1 and AHU-2. AHU-
1 costs US $100,000 and uses 30 brake Hp. AHU-2 costs US $110,000 and uses 25 brake Hp. Based on the figures above, what is the approximate difference in the cost of the unit AND energy over 20 years of constant operation (in current US dollars)?
A) $55,000
B) $117,500
C) $65,000
D) $127,500
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: A | Question # 3 Answer: A | Question # 4 Answer: B | Question # 5 Answer: C |
I will try other ASHRAE exams next month.
Thank you so much keep on your good work.
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I will tried other ASHRAE exams later.
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