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Air to water to boost heat recovery system.

  • 19-06-2023 3:04pm
    #1
    Registered Users, Registered Users 2 Posts: 1


    Hi all. Am new here so bear with me. Am thinking of an experiment regarding our heat recovery system. Its a ventaxia system installed 3 years ago. there is an internal heat boost system but its never been used as its a 2.3kw electrical element. What im considering doing is installing a heat exchanger(very high effeciency custom built in uk) after the ventaxia, heated by a air to water heat pump, to heat the air before it gets blown to rooms. Our main heating system in the house is electrical under floor heating and while it works very well, heats the house quick and hasnt been mad expensive to run, id still like to reduce the lecky bills some more.

    Buying the air to water part is not a big issue as i can get it trade price, can do the install myself and can get the wiring certified. im just looking for any thoughts on how it would work. Also we are putting in a solar-wind turbine system (3KW solar and 5KW wind) with batteries in the next couple months so powering it wont be a prob, just trying to reduce the current draw from the batts (12 200A deep cycle configured to 48v-600A so 14KWH available when fully charged not draining batts below 50%).

    Let me know what ye think. By the way, the house is rated B1 on BER.

    T.I.A.



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