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What is it?

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Zman

Zman Member Posts: 7,569

June 2018 in Plumbing

This should be an easy one. I believe it has something to do with domestic recirc. Circa 2003
Make and model anyone?

"If you can't explain it simply, you don't understand it well enough"
Albert Einstein

2018-06-15 12.18.20.jpg 4.4M

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hydro_newbie Member Posts: 37

June 2018
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My vote: https://www.pppinc.net/products/thermostaticpressure-balancing-valves/thermostatic-balancing-valve/tempera-pressure-balancing-valve-12-fpt/tempera-pressure-balancing-valve-12-fpt-trb-2-tcp-2hls.html

Tempera TRB-2

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Zman Member Posts: 7,569

June 2018
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@hydro_newbie
That is exactly what it is.
Thank you

"If you can't explain it simply, you don't understand it well enough"
Albert Einstein
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