©THEBRIGHT 2025 ALL RIGHTS RESERVED 9:51 PM A+
Texas Irrigator License Exam Questions And
Answers |Latest 2025 | Guaranteed Pass
Air Gap - Answer✔Gap through air between lowest point of water supply & flood level rim.
i.e. Sink water level & faucet
Anti-Siphon Device - Answer✔Any device that introduces air into the system to prevent back
siphonage.
AVB (Atmospheric Vacuum Breaker) or PVB (Pressure-type Vacuum Breaker)
Atmospheric Vacuum Breaker (AVB) - Answer✔Blackflow device that allows air with use of a
float.
Shape: Like an L
Back Pressure: No
Constant Pressure: No more than 12 hrs in 24-hr period.
Install Height: Vertically with min of 6" higher than all downstream piping and highest
downstream head.
1|Page
Texas Irrigator License Exam Questions And
Answers |Latest 2025 | Guaranteed Pass
Air Gap - Answer✔Gap through air between lowest point of water supply & flood level rim.
i.e. Sink water level & faucet
Anti-Siphon Device - Answer✔Any device that introduces air into the system to prevent back
siphonage.
AVB (Atmospheric Vacuum Breaker) or PVB (Pressure-type Vacuum Breaker)
Atmospheric Vacuum Breaker (AVB) - Answer✔Blackflow device that allows air with use of a
float.
Shape: Like an L
Back Pressure: No
Constant Pressure: No more than 12 hrs in 24-hr period.
Install Height: Vertically with min of 6" higher than all downstream piping and highest
downstream head.
1|Page
