POL Valve. The POL valve is the oldest. The threads on this propane valve are on the inside of the connector and needs a wrench to be tightened. A plug is screwed into the propane valve for transporting or storing the tank.
What are propane fittings called?
POL valve A POL valve (originally for Prest-O-Lite) is a gas connection fitting used on Liquefied petroleum gas (LPG) cylinders. The oldest standard for such connections, it was developed by the Prest-O-Lite company, hence the name. It is still the most common such fitting in some countries such as Australia.
What is a propane connector?
The connection between the propane tank and regulator is commonly called the pigtail or hogtail. The pigtail connects to the service valve of the propane tank and the inlet connection of the regulator.
What is a pol connector?
A POL gas fitting (POL fitting) is an LPG gas connection fitting typically used on LPG (propane) gas cylinders. POL fittings can be found on larger size home gas bottles, as well as on BBQ gas bottles. POL is the acronym for the company that first made the valve fittings – Prest-O-Lite.
What does Pol gas cylinder mean?
The POL (derived from the company, Prest-O-Lite, who first made the fittings) fitting is found on larger 4kg to 9kg cylinders. This is a female fitting and points out sideways from the bottle. Many male POL fittings have a rubber o-ring and should not be over tightened.
Is LPG and propane the same?
So referring to LPG as propane is accurate – theyre one and the same thing. In the United States, the name LPG isnt in common use. Americans just call it propane.
What is a 10% POL valve?
A POL gas fitting (POL fitting) is an LPG gas connection fitting typically used on LPG (propane) gas cylinders. Cylinder Multi-Valve is a 10% valve, indicating a full tank through its bleeder valve when the tank is filled with 100 lbs. propane gas, allowing ample room for liquid expansion in warm weather.
Which way do gas lines thread?
The gas fitting is designed for use with gases. Gas lines cant be connected to air lines, water lines, or vent lines with these types of fittings because the threads are cut in the reverse direction.
Are propane regulators reverse thread?
The reverse threads on a propane tank connection complicate the process of removing the regulator from the tank valve. Turning the correct tool in the right direction will release the bond between the two components and allow you to unhook a propane tank. Propane tanks use reverse threads for connections.