IL Plumber Practice Questions - Illinois Journeyman Plumber License Exam

Under Illinois regulations, what type of backflow preventer is required for a high-hazard cross-connection?

Atmospheric vacuum breaker (AVB) Pressure vacuum breaker (PVB) Double check valve assembly (DCVA) Reduced pressure zone (RPZ) assembly

Reduced pressure zone (RPZ) assembly

Access more questions from this quiz

Continue to IL Plumber Practice Questions - Illinois Journeyman Plumber License Exam for more practice questions and the full quiz experience.