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Vaillant unistor secondary return

Discussion in 'Plumbing and Central Heating' started by coopersim, 4 Sep 2021.

  1. coopersim

    coopersim

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    Is it possible to install a secondary return on the 200 litre model of the unistor? The instructions only make reference to the 250 and 300 litre models but the connections are identical across the range from what I can gather.
     

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  3. picasso

    picasso

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    Yes.
     
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  4. coopersim

    coopersim

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    Thank you
     
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