Moving to Stuart, FL meeting with PBs next week and have basic install Q's

StuartBound

Gold Supporter
Jun 6, 2023
45
Stuart, FLorida
Hi, we live in NJ now but moving to Stuart in the fall or as soon as our house is finished. I'm starting early with the Pool/Spa installation process due to everything I've heard about all the delays in pulling permits, supplies, etc.

So many questions about a Therapeutic type of Spa so jets, pumps, blowers, Venturi, manifolds and piping are the topics I need info on. I read thru your pool basics How to Pick a Pool, Builder, etc. but still have questions on specific parts.
JETARRAY® INLINE THERAPY JETS
Waterway manifolds

Do these count as 1 jet or multiples? Do I need a blower? @mas985, seems to think a good plumber can do it without one, so I guess I should ask him, but since I'm new, wanted to follow protocol and post here.

Thanks Randy Balcolm
 
It looks like this page answers your questions...


The page says you need 25GPM for an array of four pipes.

If a single unit is installed, water is connected to water and air to air and after the connections are made, cap the air and water on the opposite side of the jet.

If one JetArray® InLine is to be interconnected with another, water and air can be interconnected up to 6 jets.

If more than 6 are installed, use the correct pipe size to provide 15 GPM to allow for flow loss through the assembly and a separate air line is installed for each 6 JetArray® InLine’s.

An air blower is is not required.
 
ok right, thanks. so much. I must be reading but not digesting. I just hope the PBs down there are versatile enough to use the different type of jets, manifolds and don't just say "there's only 1 way we do 'em".

One has already told me that they warranty their pool/spa for as long as I own the house and had to check and see if the Waterway Manifold, which lets me have 3 or 4 sizeable jets/seat, are covered. And with all the building going on, I feel like they will push out whatever is easy and if you don't like it.....next.
 
Has your builder ever built a spa with those jets?

More importantly has his plumber ever piped a spa with those jets?

If the jets are not plumbed correctly it is difficult to change since all the plumbing will be buried in concrete around the spa.

Do you have a link to the Waterway Manifolds? Why are they necessary?
 
Do these count as 1 jet or multiples?
It is a jet cluster but since it is for one person, it can be treated as a single jet. 25 GPM is very low for 4 jets but if they are clustered in a group, it should provide about the same force as a single 25 GPM jet. It is just more distributed.

Do I need a blower? @mas985, seems to think a good plumber can do it without one, so I guess I should ask him, but since I'm new, wanted to follow protocol and post here.
You want to make sure the PB installs a Hartford loop. If they do not know what that is, then you might think about another installer.

The other thing that makes it difficult to go without a blower is the depth, length and slope of the air pipe. If the air pipe slopes downward and that pipe files with water, it will be almost impossible to clear unless you can keep water out of the air pipe with a Hartford loop.

The other area where PBs seem to mess up spas is in installing water pipe that is too small. Add up all of the flow rate requirements for the spa jets and make sure the water velocity in the pipe does not exceed 6 ft/sec.

So get some specific details on how the PB plans to install the spa plumbing.
 
It is a jet cluster but since it is for one person, it can be treated as a single jet. 25 GPM is very low for 4 jets but if they are clustered in a group, it should provide about the same force as a single 25 GPM jet. It is just more distributed.


You want to make sure the PB installs a Hartford loop. If they do not know what that is, then you might think about another installer.

The other thing that makes it difficult to go without a blower is the depth, length and slope of the air pipe. If the air pipe slopes downward and that pipe files with water, it will be almost impossible to clear unless you can keep water out of the air pipe with a Hartford loop.

The other area where PBs seem to mess up spas is in installing water pipe that is too small. Add up all of the flow rate requirements for the spa jets and make sure the water velocity in the pipe does not exceed 6 ft/sec.

So get some specific details on how the PB plans to install the spa plumbing.
Thanks so much for the reply.

I was talking with Van Kirk pools in my area of Stuart and they havent heard of hartford loop. So i may move on from them. They recommended 2 blowers but I think 1 is for just floor bubbles which i don't want. They have been in business since 1988 so I thought they would be more flexible or maybe I need to speak with pluners or engineering dept? also have you used or seen this nifty device"
 

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I have not seen that device before but it is a very interesting solution to the issues I was discussing. By moving the air line closer to the jets, you obviate the need for a Hartford loop and the muffler they use, hopefully reduces the noise which is why air line inlets are traditionally moved away from the spa. I can't see any reason why it would not work as promised. Thanks for sharing.

Was your current PB proposing this?

The only issue I can see with that device is that if you do not use the spa jets for some time, the water in the cavity might get algae.
 
I have not seen that device before but it is a very interesting solution to the issues I was discussing. By moving the air line closer to the jets, you obviate the need for a Hartford loop and the muffler they use, hopefully reduces the noise which is why air line inlets are traditionally moved away from the spa. I can't see any reason why it would not work as promised. Thanks for sharing.

Was your current PB proposing this?

The only issue I can see with that device is that if you do not use the spa jets for some time, the water in the cavity might get alga

I have not seen that device before but it is a very interesting solution to the issues I was discussing. By moving the air line closer to the jets, you obviate the need for a Hartford loop and the muffler they use, hopefully reduces the noise which is why air line inlets are traditionally moved away from the spa. I can't see any reason why it would not work as promised. Thanks for sharing.

Was your current PB proposing this?
The only issue I can see with that device is that if you do not use the spa jets for some time, the water in the cavity might get algae.
Appreciate the feedback. No, I found this surfing, the current PB wants to add 2 blowers so I need to work with them on this solution. I still have 4 more PBs to meet with next week, so it will be very interesting to see other solutions. I have attached the basic layout and a CGI. keep in mind I need to do laps and only want a spa for the wife, and don't have a big yard to work with, so it may look utilitarian or spartan. Balcolm-VanKirk-001.jpgBalcolm-VanKirk-002.jpgBalcolm-VanKirk-003.jpg