piv

  1. R

    Is a PIV a solution for a cellar?

    Recently had a cellar survey to fix general dampness (humidity around 75%) in a victorian terraced house. Floor has been properly tanked but walls haven' and the main source of dampness is the front where there is also no easy route for air input. The advice was to install a PIV. I just haven't...
  2. Y

    PIV in Loft Conversion crawl space

    Hi, was hoping for some advice We are in a 1930s semi which has always struggled a bit with moisture and is very prone to mould forming. We are currently having a loft conversion done and it prompted me to think about solutions. Once seems to be PIV however we are obviously losing the majority...
  3. P

    PIV system location

    Hi there I'm planning to install a PIV system, but since we have a loft conversion, installation on a landing is not physically possible (the loft conversion is over the first floor landing, and access above the second floor landing virtually impossible (and the landing itself is less than 1m2...
  4. T

    Blauberg Aeris-Midi Decentralised Single Room Ductless Heat Recovery Unit

    Hi All, Does anyone have experience with this type of single room heat recovery units? Getting a lot of condensation in the bedrooms and seen these advertised. Retrofitting a full MVHR would be extremely difficult and expensive. We're in a flat roofed bungalow so not interested in a simple...
  5. B

    Fire Collar Obstruction

    Hello there! Could anyone tell me what is the unobstructed distance between a fire collar and another element? Planning to install a PIV unit, running a PVC pipe straight from the rear inlet to a fire-rated wall. I need to install a fire collar behind the unit, but I was wondering what's the...
  6. L

    PIV or humidity fan?

    Hi guys I have an issue in my kitchen that a surveyor says is a failure in my damp proofing & my damp man says is only moisture. Its in one corner of my kitchen and 3 sets of solid oak worktops have bowed. Its now starting to make my metal fireplace in the adjacent room go a little rusty. Its...
  7. M

    Vent axia PIV unit plug

    Hi, iv recently bought a vent axia piv unit. Iv noticed there is a space on the unit where a plug goes possibly for controls. The problem is I cant find any controls for it online, I wondered if there was anyone who could point me in the right direction, or if its not for a controller then...
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