For:
Sales Reps
Dealers
System Designers
Course Format:
Live-Online
A CWR certification gives professionals who sell and configure aesthetic contaminant treatment options confidence in their fully developed skills of diagnosing water quality issues and offering consumers the proper treatment technologies. Consumers see the CWR badge as a mark of the pro’s credibility.
Fully commit to your CWR training!
Save both time and money by purchasing the course and paying the certification exam fee – right now in one bundle.
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1-course series
6 months
Winter classes start the week of Jan. 20, 2026
Offered at two different times for East Coast/West Coast convenience
Tuesdays
8–9am ET/5-6am PT
Thursdays
12-1pm ET/9-10am PT
This is a 23-week course led by expert instructors and includes live, remote classes and online assignments, followed by a certification exam. Learn to:
- Identify the problems caused by aesthetic contaminants and test for them
- Interpret drinking water reports
- Apply and size POU/POE treatment technologies for aesthetic contaminants
- Resolve ethical dilemmas and comply with anti-trust regulations
This course addresses the following:
- Identifying potential contaminants in a water sample based on the characteristics of the water source, known contaminants of concern in the area, and aesthetic symptoms
- Interpreting lab test results for regulated contaminants
- Determining which water tests are needed both on-site and by certified laboratories
- Accurately performing appropriate water tests on-site and collecting water samples for laboratory analyses
- Correctly interpreting the results of water tests
- Explaining the benefits of certified products and which standards are needed for which treatment claims
- Explaining the marketing guidelines in the WQA Code of Ethics for the Water Quality Improvement Industry
- Collecting all relevant data needed to size treatment technologies, including information on:
- Premise plumbing
- Space limitations
- Drainage considerations
- Customer water usage patterns
- Determining and applying treatment technologies to address identified aesthetic contaminants and customer concerns while adhering to local code requirements for materials, product certification, and waste management
- Accurately explaining the need for treatment, treatment options, and maintenance requirements to the customer while adhering to the guidelines in the WQA Code of Ethics and following local consumer protection laws and regulations in all sales transactions.
- Recognizing the limitations of personal expertise and appropriately seeking assistance from more knowledgeable personnel.
- Relevant Field Experience- Minimum of six months experience selling POU/POE water treatment equipment in the B2C market
- Complete Prerequisite Coursework- Instructor-Led Training –
Foundation of POU/E Water Treatment - Pass Certified Water Treatment Representative Exam
- Maintain certification/recertification requirements
Foundation of POU/E Water Treatment
For:
Service techs
Sales Reps
System Designers
Dealers
Certification Coursework:
CWS/CWR/CST/CTD
Course Format:
Live-Online
This 23-week course is WQA’s Introductory Instructor-led course on POU/POE Water Treatment and is required for the CWS/CWR/CST/CTD certification titles. It walks the learner through identifying aesthetic problems, onsite testing, interpreting water analyses for aesthetic contaminants, and drinking water regulations. It also discusses selecting and correctly sizing treatment equipment for aesthetic contaminants. The course includes an overview of consumer protection laws, WQA’s Code of Ethics, and the product certification process and standards.
2 hours/week (includes time for homework)
23 weeks
Offered at two different times for East Coast/West Coast convenience


Instructor-Led Training
- Hardness test kit (not strips)
- TDS meter
- pH meter or pH test kit (not strips)
- Chlorine test kit (not strips)
- Iron test kit
- A copy of a drinking water analysis from a certified lab
Certified Water Treatment Representative (CWR) Bundle
For:
Sales Reps
System Designers
Dealers
The Water Treatment Representative Training bundle includes:
Foundation of POU/E Water Treatment
Certified Water-Treatment Representative (CWR) exam fee
Pricing
$1,449*
Members
$2,889*
Non-members
*Price includes 3% convenience fee


Instructor-Led Training
WQA offers accelerated pathways to achieve the CWR.
For professionals with 2+ years of experience selling and configuring treatment options for aesthetic contaminants, direct to consumers.
- 2+ years of experience selling POU/POE water treatment equipment in a B2C market
- Complete self-paced online Ethics Course
- Pass Certification Exam
CWR Accelerated Path Bundle:
One Assessment Test
Ethics Course
CWR Exam
* Optional
Offered at two different times for East Coast/West Coast convenience
Winter
Start Date: Jan 20, 2026 OR Jan 23, 2026 | 23-week course
Tuesdays 8-9 am ET/5-6 am PT OR Thursdays 12-1 pm ET/9-10 am PT
Spring
Start Date: May 19, 2026 OR May 20, 2026 | 23-week course
Tuesdays 11 am-12 pm ET/8-9 am PT OR Wednesdays 8-9 am ET/5-6 am PT
