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RE: Failed install (initial SCOP1.8), clueless installer compounded by poor manufacturer support. Help needed desperately!  

By Bart, 2 weeks ago

  @editor Thanks for the headsup. Having a look at the 2nd version of the heat loss survey (after nearly every variable was out on nearly every room for their 1st effort) I've now noticed the location d...
RE: Aira Heat Pump: Stylish Scandinavian Heating  

By ChandyKris, 2 weeks ago

  Is anyone else with an Aira heat pump experiencing issues with the hot water or Legionella cycle starting at unexpected times when smart tariff control is enabled? I have noticed both functions activa...
RE: Location of hot water isolation valve on cylinder  

By rossowheels, 2 weeks ago

  @transparent Thank you so much and very helpful. Earlier today I decided to shut the system down completely, turn off the main stop cock under the sink and open all the taps. The system drained down v...
RE: Who's your electricity provider and what's your tariff?  

By Old_Scientist, 2 weeks ago

  @toodles Indeed. On a tariff such as IOF where import and export prices are the same, the only thing that really matters is the difference between consumption and generation, i.e what is the net expor...
Transparent RE: Location of hot water isolation valve on cylinder  

By Transparent, 2 weeks ago

  @rossowheels the convention is that there should be a Gate Valve on the cold supply into the Domestic Hot Water Tank.This is sometimes labeled DHW - Cold Feed because all plumbers & heating engin...
Toodles RE: Who's your electricity provider and what's your tariff?  

By Toodles, 2 weeks ago

  @old_scientist Another point I might have made a little more clearly is that I put ‘consumption’ for 2025 as this figure includes some 600+ kWh used just to charge battery on each of the 30 days and w...
Majordennisbloodnok RE: Ecodan consuming 100kwh per day in new build!!!  

By Majordennisbloodnok, 2 weeks ago

  It does indeed look like that, @skyefarmer. There is one caveat I'd make, though, and that is that their assumption of 32.59 pence per kWh is the biggest wildcard of the lot there. Judicious use of ti...
RE: Ecodan consuming 100kwh per day in new build!!!  

By skyefarmer, 2 weeks ago

  The information in this site is very helpful when considering different types of heating systems:
Toodles RE: Who's your electricity provider and what's your tariff?  

By Toodles, 2 weeks ago

  @old_scientist I found the switching between tariff just slightly irksome as even though when requesting to change and asking for notification of when the switch would take place so that I might adjus...
RE: Who's your electricity provider and what's your tariff?  

By Old_Scientist, 2 weeks ago

  Thanks @toodles for the update. My PW3 is due to be installed this week, and I'm going to give IOF a go. Accepting that Octopus will fully cycle the battery daily, I think this will be the most lucrat...
RE: Plug and play solar. Thoughts?  

By Lucia, 2 weeks ago

  Have a read of my previous posts on so-called Balcony Solar (there’s a sum up of the state of play in my older post just above my post today). There’s a huge difference between the small UK micro sys...
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