How to Connect Two 500 Gallon Propane Tanks Together?

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How to Connect Two 500 Gallon Propane Tanks? Are you thinking about it? Yes, it’s OK to do it. If you are facing the situation that you are drawing liquid out of them, then you have to run a separate line between your tanks to connect the vapor connections on the tanks. Doing this will keep the pressure equal.

Step-By-Step Guidelines Connect Two 500 Gallon Propane Tanks Together From the Top

Connect Two 500 Gallon Propane Tanks Together from the top is so easy just follow the given below steps

  • First to Connect Two 500 Gallon Propane Tanks Together see if your tanks are the same in height (based on the overflows), then they have to be located or placed on an incline and/or on separate or different height foundations to make the stair step formation which helps and facilitates gravity.
  • But if the tanks are different in height ( it means that their inlets and overflow naturally form a stair-step pattern), well you can place them on the same foundation level.
  • In this series, water can be drawn from any of the tanks but the level of the water between the tanks won’t necessarily or must level out.
  • If you see just one downpipe feeding the system: you have to close any of the additional overflows found in the system to make it possible that the water will flow rightly from tank to tank and will not out of overflow. The overflow enabled this system to be open and allowed to work as normal in the expulsion of much rain or excess storm water is the overflow of the last tank in the chain.
  • If you find that 2 or more then two downpipes are feeding this system: then in such a a situation, you have to more than one overflow keep open to ensure the right balance between water output and input. In this case, a qualified or knowledgeable plumber will help you find the right ratio.

Connecting Tanks From The Bottom

Connect Two 500 Gallon Propane Tanks Together from the bottom follow the given below steps

  • Parallel tank system: If the tanks are the same in height or size, it means the over flows alignment will be simple and easy. As aligned, the overflows’ rest can be capped except for one. Just one overflow is required assuming that there is simply one downpipe to the equal in size of the overflow.
  • Tank elevation adjustment: On the other hand, if the tanks are different in height or size, you have to mount the smaller or tiny ones on a raised base in order overflows to align with the tallest tank’s overflow. It means that the surfaces of the water between these tanks will align with each other as full.

FAQs To Connect Two 500 Gallon Propane Tanks Together

Will 2 Propane Tanks Equalize?

If there is a direct or straight line hookup and both of the tank valves are opened the pressure in both, means the tanks will equalize. Several connections though are a powering or switching system so when one of the tanks is hollow or empty it can be automatically or manually switched to the other tank.

Can You Parallel the Propane Tanks?

Mini or smaller tanks in parallel are required to add up to be able to supply the needed BTUs/hr. You will also be required to give the proper or normal regulator to hook into the multi-tank manifold.

Is it Possible to Connect 2 Propane Hoses?

You can use couplers to connect 2 or more than two propane hoses. It is better just connecting two 25′ hoses, as the pressure will less quite e a bit, the longer or more you get.

Can You Able to Use 2 Propane Regulators?

The gas pressure will decrease as the distance or length between a propane tank and its appliance increases. So, you can ensure safe operation and appropriate pressure levels throughout by using two separate or different regulators.

Why do You Have 2 Propane Tanks?

You have to treat one of the tanks as the primary (normally the one that lets automatic monitoring), and the other is as your ‘reserve’ (you need to monitor that level just manually, but it can change less often). It’s not a big deal to have to manually engage backup propane, but it will allow you to get much usage out of that automatic monitoring.


Hopefully, this article will help you a lot to Connect Two 500 Gallon Propane Tanks Together. Connect Two 500 Gallon Propane Tanks Together Tanks may be a little tricky but not impossible.

You just have to follow the above-mentioned instructions to Connect Two 500 Gallon Propane Tanks Together. We hope this article will help you a lot!

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