
Welcome to Hendren Services & Backflow Training Academy
Howard Hendren holds certifications in: Backflow Tester, Repairer & Surveyor, along with Master Plumber & Master Mechanical License. Brooke Hendren holds certifications in: Backflow Tester & Repairer along with Master Plumber & Master Mechanical License.

We provide comprehensive exam preparation classes for the Master Plumber and Master Mechanical License exams.
Our goal is to help individuals become licensed Master Plumbers and Master Mechanical contractors by providing them with the necessary knowledge and skills to pass their exams.
We understand that preparing for these exams can be challenging and overwhelming. That’s why we have developed a structured program that covers all you need to know, including codes, safety regulations, and more.
Our classes use a combination of interactive lectures, group discussions, and practical exercises to ensure that our students have a deep understanding of the subject matter.

Don’t wait any longer to advance your career or maintain your license! Sign up today for one of our classes. We offer classes M-F and we also offer evening/weekend classes. If you are a business and need your employee’s certified, we can hold up to 20 people per class. Join the ranks of professionals who have achieved success with our help. Our expert instructors are here to support you every step of the way. We will provide you with the knowledge, skills, and confidence you need to pass the ASSE Backflow Certification exams. Don’t miss out on this opportunity to take your career to the next level. Enroll now to secure your spot in our next session and advance your career today!

Benefits of Exam Prep for Master Mechanical and Master Plumber Exams
- Get a jump start on exam preparation with the code book prepped for easy navigation.
- Practice with sample questions to build confidence and identify areas for improvement.
- Learn time-saving strategies from experienced instructors to help you quickly locate answers during the exam.
- Get familiar with the 2.5min per question time constraint to better manage your time during the exam.
- All of these benefits combined will increase your chances of passing the Master Plumber and Master Mechanical exams on your first attempt.
****ASSE Backflow Certification Classes: 3/12/25-3/15/25, 5/27/25-5/30/25, 6/23/25-6/26/25, 8/4/25-8/7/25, 10/15/25-10/18/25, 12/15/25-12/18/25 **** ASSE Backflow Recertification Classes: 3/15/25, 5/30/25, 6/26/25, 8/7/25, 10/18/25, 12/18/25
All Materials including gauges & Exam are provided
Duration: Four 10 hour Days
Time: 7:00 am To 5:00 pm
Cost: $700
All Materials including gauges & Exam are provided
Duration: One 8 hour class
Time: 8:00 am to 4:00 pm
Cost: $400
All materials are provided including the code books with tabs, highlights, and an index. After passing the exam books must be returned.
Time: 8:00 am To 4:00 pm
Cost: $900
All materials are provided including the code books with tabs, highlights, and an index. After passing the exam books must be returned.
Time: 8:00 am To 4:00 pm
Cost: $900