Backflow Tester Prep
Test Procedure Simulator
Only for iPhone
Free · In‑App Purchases · Designed for iPhone
iPhone
Walk through DC and RPZ test procedures step by step. Calculate differential pressure instantly. Identify assembly. 1000+ questions. Pass your backflow certification.
BACKFLOW TESTER PREP: MASTER THE TEST PROCEDURE
The only app that walks you through every step of DC, RPZ, PVB, and SVB testing. Pass your certification exam. Never fail an assembly test.
TEST PROCEDURE SIMULATOR
Wrong sequence means failed test. Our simulator teaches the exact procedure.
Double Check Valve (DC):
- Step-by-step walkthrough
- Check #1 and Check #2 testing
- Minimum 1.0 PSID requirements
- Return to service procedure
Reduced Pressure Zone (RPZ):
- All five test steps
- Relief valve opening point test
- Check #1 needs 5.0 PSID
- Relief must open at 2.0 PSID
Pressure Vacuum Breaker (PVB):
- Check valve testing
- Air inlet opening point
- Backsiphonage protection verification
Interactive features:
- Checkbox each sub-step
- Enter your PSID readings
- Instant pass/fail feedback
- Animated assembly diagrams
- Common mistakes highlighted
Practice until the procedure is automatic.
DIFFERENTIAL PRESSURE CALCULATOR
Enter high side and low side readings. Get instant PSID calculation.
Features:
- Automatic pass/fail check
- All assembly minimums built in
- Quick reference for standards
DC checks need 1.0 PSID.
RPZ check #1 needs 5.0 PSID.
Know instantly if you pass.
ASSEMBLY PARTS IDENTIFIER
Tap any component on our interactive diagrams:
- Test c**k locations (#1 through #4)
- Check valve positions
- Relief valve on RPZ
- Shutoff valve locations
Learn what each part does. Know where to connect your hoses. Understand why each component matters.
Quiz yourself on parts identification. The exam tests this heavily.
TEST REPORT GENERATOR
Fill out your test report right in the app:
- Assembly information
- All PSID readings
- Auto pass/fail calculation
- Tester certification info
Generate PDF reports. Share with customers. Keep your records organized.
350+ PRACTICE QUESTIONS
Test Procedures
- Step-by-step sequences
- Correct order of operations
- What to do when tests fail
Assembly Components
- Parts identification
- Function of each component
- Test c**k locations
Cross-Connection Theory
- Backpressure vs backsiphonage
- Hazard assessment
- When to use which assembly
Differential Pressure
- PSID calculations
- Minimum requirements
- Reading interpretation
Plus: Repair procedures, regulations, troubleshooting, test equipment, documentation
WHO NEEDS THIS APP
- Plumbers seeking backflow certification
- Cross-connection control specialists
- Water utility workers
- Fire sprinkler technicians
- Municipal inspectors
- Anyone recertifying annually
FREE TO START
5 questions per day free. Simulator in demo mode. Upgrade for full access.
PRO - LIFETIME ACCESS ($17.99)
- Unlimited practice questions
- Full test procedure simulator
- All assembly types (DC, RPZ, PVB, SVB)
- Differential pressure calculator
- Assembly parts identifier
- Test report generator
- No subscriptions
PRO - MONTHLY ($3.99/month)
- Same full access
- Perfect for exam prep
- Cancel anytime
PASS YOUR CERTIFICATION. NEVER FAIL A TEST.
Exam costs $200-300. Annual recertification. This app pays for itself on your first test.
This app is for educational purposes only. Always follow your certifying organization procedures and local regulations.
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Terms & Conditions: https://www.voltexam.com/terms
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Information
- Seller
- Deeun Inc.
- Size
- 4.4 MB
- Category
- Education
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Backflow Tester Pro - Monthly $6.99
- Pro - Lifetime Access $17.99
- Copyright
- © 2026 Deeun Inc.