Answers| 2026/27 Updated
What is the minimum distance between a direct fire vaporizer and container
shut off valves?
5ft
What is the minimum distance between direct fire vaporizer and an above
ground LP container?
10ft
What type of fencing is allowed around an LP tank?
6ft high industrial fencing
What statement between static electricity and relative humidity is true?
When humidity is low static charge is high
When is a permit required for a rooftop installation of an LP tank?
Prior to the installation
When is it Okay to use a single stage regulator?
1.) Only in small portable appliances and out door cooking appliances 100,000 btu
, or less.
What is the specific gravity of LP gas at 60 degrees F?
1.5
What is the flame temp of LP gas?
3593 degrees F
How far must the relief valve be piped above an underground 2000 gallon wc
tank?
7ft
How often does a technician need to undergo refresher training?
Every 3 years
What is the Max working pressure of CSST piping?
5psi
What is the Max working pressure of Polyethylene (PE) piping?
30psi
What is the voltage for a successful cathodic test?