mvhr

  1. D

    Broken MVHR unit advice

    Hello all, I’m looking for some advice regarding a recently broken MVHR unit in my flat, model Heatrae Sadia Advance. The unit is out of warranty and Baxi, who provide product support, have suggested I employ a Heating & Ventilation engineer to diagnose the problem. Before I do, I would like...
  2. B

    MVHR unit - condensate drain arrangement?

    I’ve purchased a single room unit to extract air from the bathroom, it will pass it through a heat exchanger and exhaust outside. In parallel, air is drawn from outside, through the heat exchanger and slightly warmed before vented through the ceiling of the landing/stairwell - there have been...
  3. sythai

    MVHR - Anyone supplied/fitted one of these?

    Evening All Just seeing if anyone has any experience of these - MVHR? And who would normally install it along with all the ducting? I have a 'Eco' new build to price up with this set up. Meeting Client this week to get full spec on the project, just have brief overview and basic plans so far...
  4. S

    Airflow MVHR using switched live to activate boost

    Hi Guys, I have installed an Airflow BV400 mechanical ventilation heat recovery unit for a builder I do work for. It was installed with the boost function being activated from the no voltage contact. This time I am installing an Airflow Adroit system but he wants it switching from the switched...
  5. Rockingit

    Any MVHR experts around?

    Got a few questions if anyone's got the time! 1) for starters I need to find a decent quality, silent running (so am guessing metal cased/bearings etc) axial fan, 4", which is small enough to fit above some kitchen cupboards (haven't measured it but at a guess I'd say it's about 150mm-ish...
  6. D

    BPEC in ventilation and MVHR - worth it?

    Hello chaps, Just considering doing the BPEC in Domestic Ventilation with a view to expanding into Mechanical Ventilation with Heat Recovery and the like. Does anyone have any experience or ideas of the quantity of work available in MVHR & other Domestic Ventilation solutions? Thanks!
  7. D

    MVHR Dual Speed Fan Control Problem

    Hi All, Any advice on this topic would be very much appreciated as I have hit a brick wall on this. I am installing a Mechanical Ventilation System into a domestic property, which for those who don't know is basically a whole house ventilation system that takes out stale air and draws in fresh...

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