Skip to content
WorkZen
Academy
Home
All Trades
My Progress
en
English
EN
Français
FR
Español
ES
Menu
Home
All Trades
My Progress
Search certifications...
en
English
EN
Français
FR
Español
ES
Academy
HVAC
TSSA G2 Gas Technician Certification
Gas Piping & Installation
Knowledge Check
Gas Piping & Installation
Knowledge Check
Knowledge Check
1 / 10
What is the purpose of a union fitting at a gas appliance connection?
A
To increase the gas pressure at the appliance manifold
B
To provide an emergency gas shutoff at the appliance
C
To allow the appliance to be disconnected for service without twisting or stressing the piping
D
To vent combustion gases from the appliance connection
Check Answer
Back to lessons
Next module: Pressure Testing & Purging
Next module: