NCT Professional Standards & Competencies 2

Question 1

When a client requests a filter upgrade beyond what their HVAC system is rated to handle, the appropriate professional response is to:

Accepted Answer

Explain the system limitations and recommend a suitable alternative

Answer

A NAFA-certified technician must inform clients of system limitations and propose alternatives that balance air quality goals with equipment capabilities.

Question 2

Which NAFA professional standard requires technicians to document all filter change dates, part numbers, and differential pressure readings?

Accepted Answer

Service record maintenance

Answer

Service record maintenance is a core NAFA competency ensuring traceability, warranty compliance, and accurate performance tracking.

Question 3

A technician discovers that a previously installed filter was not MERV-rated for the application. The correct action is to:

Accepted Answer

Immediately notify the client and recommend a proper replacement

Answer

Immediate client notification is required under professional ethics when a non-compliant product is identified that may affect air quality or system performance.

Question 4

Continuing education requirements for NAFA-certified technicians are primarily intended to:

Accepted Answer

Ensure knowledge stays current with evolving standards and technologies

Answer

Continuing education keeps certified professionals current with changes in filtration standards, new products, and updated best practices.

Question 5

When competing bids are involved, a NAFA-certified technician's proposal should be based on:

Accepted Answer

Technical merit, appropriate product specification, and honest cost assessment

Answer

Proposals must reflect technical accuracy and client need, not merely competitive pricing, to uphold professional integrity.

(NCT) NAFA Certified Technician Practice Test

(NCT) NAFA Certified Technician Practice Test

NCT Professional Standards & Competencies 2