- Study guides, Class notes & Summaries

A comprehensive study guide for the NAFA Certified Air Filter Specialist (CAFS) exam, covering key concepts in air filtration, filter types, efficiency standards, and industry best practices. Ideal for professionals preparing for certification.

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10 pages

Written in 2024/2025

Grade A+

TestShield

NAFA CAFS Exam with precise detailed answers

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16 pages

Written in 2024/2025

Grade A+

Ruiz

NAFA CAFS Test 2025 with precise detailed solutions

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13 pages

Written in 2024/2025

Grade A+

Ruiz

NAFA CAFS Sample Questions with verified detailed answers

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10 pages

Written in 2024/2025

Grade A+

Ruiz

NAFA CAFS Test 2024 (This Quizlet is based on questions that were in the NAFA CAFS test, April 2024. The NAFA CAFS test has 70 multiple choice questions, and 30 true/false.) Graded A+

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10 pages

Written in 2024/2025

Grade A+

ScholarPoint

This document presents 130 authentic and up-to-date exam questions with verified correct answers for the NAFA CAFS (Certified Air Filter Specialist) exam. Topics span air filtration fundamentals, HEPA/ULPA standards, HVAC systems, PCO and UVGI technology, filter testing (ASHRAE/ANSI standards), MERV ratings, aerosol science, cleanroom applications, and filtration economics. Ideal for professionals preparing for CAFS certification or reviewing technical concepts in air filtration and indoor air q...

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17 pages

Written in 2024/2025

Grade A+

PrepMaster

What are the types of Microorganisms - CORRECT ANSWER- • Virus, • Bacteria, • Fungi A baghouse is composed of - CORRECT ANSWER- • house, • hoppers, • tubesheet • plenum A typical oil mist electrostatic presipitator has what sections (inlet to outlet) - CORRECT ANSWER- • Baffle, • ionizer, • collecting, • fan • optional after filter What is Capacity - CORRECT ANSWER-The amount the media is capable of removing - this determines the life of the filter What ...

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10 pages

Written in 2024/2025

Grade A+

Brainarium

NAFA CAFS /Exam---REAL ACTUAL EXAM --LATEST UPDATE 2025 | COMPLETE QUESTIONS WITH CORRECT DETAILED ANSWERS| RATED 100% CORRECT | ALREADY GRADED A+ | GUARANTEED PASS!!

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8 pages

Written in 2024/2025

Grade A+

SmarttDocs

NAFA CAFS /Exam Questions With 100% Correct Answers. What are the 3 types of media used in contaminate control - answerActive carbon, chemically treated carbon, potassium permanganate What is residence time? - answerthe time it takes air to cross a distance equal to the thickness of the filter without accounting for the resistance of the media through which it travels What are the variations of the contamination control principle - answerclean the air required by the process, blanket the ...

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8 pages

Written in 2023/2024

Grade A+

Fyndlay

NAFA CAFS Sample Questions With 100% Correct Answers. 1 millionth of a meter is called a _____? - answerMicrometer or Micron The air we breath is composed mainly of ______? - answerNitrogen The size of particles in outdoor air are mainly _____ and smaller - answer1 micrometer ___________ (size) particles behave like a gas, have negligible settling rates, and are affected by Brownian Motion. - answerParticles less than 0.1 micrometers Rated flow of air through a filter at specified pressur...

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5 pages

Written in 2023/2024

Grade A+

Fyndlay

What are the 3 types of media used in contaminate control - ANSWER ☑☑Active carbon, chemically treated carbon, potassium permanganate What is residence time? - ANSWER ☑☑the time it takes air to cross a distance equal to the thickness of the filter without accounting for the resistance of the media through which it travels What are the variations of the contamination control principle - ANSWER ☑☑clean the air required by the process, blanket the product with cleaned air, offe...

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11 pages

Written in 2023/2024

Grade A+

YANCHY

1 millionth of a meter is called a _____? - ANSWER ☑☑Micrometer or Micron The air we breath is composed mainly of ______? - ANSWER ☑☑Nitrogen The size of particles in outdoor air are mainly _____ and smaller - ANSWER ☑☑1 micrometer ___________ (size) particles behave like a gas, have negligible settling rates, and are affected by Brownian Motion. - ANSWER ☑☑Particles less than 0.1 micrometers Rated flow of air through a filter at specified pressure drop is called ...

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7 pages

Written in 2023/2024

Grade A+

YANCHY

What are the 3 types of media used in contaminate control - Active carbon, chemically treated carbon, potassium permanganate What is residence time? - the time it takes air to cross a distance equal to the thickness of the filter without accounting for the resistance of the media through which it travels What are the variations of the contamination control principle - clean the air required by the process, blanket the product with cleaned air, offer enough air flow to move contaminated air ...

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11 pages

Written in 2023/2024

Grade A+

STUDENTROOM

What are the 3 types of media used in contaminate control - Active carbon, chemically treated carbon, potassium permanganate What is residence time? - the time it takes air to cross a distance equal to the thickness of the filter without accounting for the resistance of the media through which it travels What are the variations of the contamination control principle - clean the air required by the process, blanket the product with cleaned air, offer enough air flow to move contaminated air ...

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11 pages

Written in 2023/2024

Grade A+

BESTSOLUTIONGURU

What are the 3 types of media used in contaminate control - Active carbon, chemically treated carbon, potassium permanganate What is residence time? - the time it takes air to cross a distance equal to the thickness of the filter without accounting for the resistance of the media through which it travels What are the variations of the contamination control principle - clean the air required by the process, blanket the product with cleaned air, offer enough air flow to move contaminated air ...

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11 pages

Written in 2023/2024

Grade A+

AmazingGrace

NAFA CAFS /Exam Questions and answers, rated A+ What are the 3 types of media used in contaminate control - -Active carbon, chemically treated carbon, potassium permanganate What is residence time? - -the time it takes air to cross a distance equal to the thickness of the filter without accounting for the resistance of the media through which it travels What are the variations of the contamination control principle - -clean the air required by the process, blanket the product with cle...

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17 pages

Written in 2023/2024

Grade A+

Terryl

What are the 3 types of media used in contaminate control - correct answer Active carbon, chemically treated carbon, potassium permanganate What is residence time? - correct answer the time it takes air to cross a distance equal to the thickness of the filter without accounting for the resistance of the media through which it travels What are the variations of the contamination control principle - correct answer clean the air required by the process, blanket the product with cleaned air...

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11 pages

Written in 2022/2023

Grade A+

brittton