Last seen: Sep 19, 2024
I suppose that this is the World in which we live. I hope that most people with an iota of common sense would appreciate that we should all do our b...
@davidalgarve As Bontwoody has pointed out, the most efficient way to produce hot water is by means of your heat pump. This may also be the most cos...
Hi David. You could have a power diverter installed along with your PV system. The diverter monitors the current flow at your electricity supply,...
The process is slightly different at the heat pump end. The LWT is set by the controller, either a fixed value or one using WC. If the heat pump is ...
I installed a small A2A unit at our home some time ago. It serves two purposes, whenever sufficient solar PV generation is available it provides total...
@chandykris I believe that your home heating system should be capable of supplying the needs of the whole home, independent of the actual number of ...
@rhh2348 Yes, reducing the flow rate should cause the DT to increase. What actually happens in practice is that say the overall flow rate is 10 lpm,...
@rhh2348 A vortex flowmeter is actually measuring the velocity of the liquid passing through it, which coupled with the actual area through which th...
Achieving an accurate flow measurement is probably the more difficult of the four main parameters. As you state the Sika data shows the VVX20 standa...
I believe that the FTC controller can only vary the water pump speed if the actual water pump is capable of having its speed varied. An easy way to ch...
The only time that you may wish to have a TRV in the living area is in a room or rooms that suffer from high solar gain. While in an open system, the ...
@majordennisbloodnok You do realise that by having more doors, it means that there are more doors that your wife can slam in your face. 😋
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RE: Rodents! A word of warning for heat pump owners
Hradline in Telegraph: Brace for plague of rats after s...
By Tim441 , 2 hours ago
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What crazy nonsense are inverter limits and why are they imposed?
I’ve recently found out a DNO can impose an inverter li...
By AdamK , 3 hours ago
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RE: Why so many sigenergi installer recommendations?
@saenergy for me I feel the powerwall gives me for flex...
By AdamK , 3 hours ago
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RE: Flexi-Orb Heat Pump Scheme: A Game-Changer for the UK's Heat Pump Industry
As a potential heat pump customer, it would be good to ...
By Temperature_Gradient , 5 hours ago
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A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
I felt it would be helpful to share some lessons about ...
By GrahamF , 5 hours ago
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RE: Mitsu Wireless Controller and MelCloud
Hi David We have an FTC7 but the settings seem to be ...
By RobS , 10 hours ago
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RE: Octopus replacing the fixed 15p/kWh export rate with a market tracking one
@trbob I have just extracted the details for Agile Expo...
By Toodles , 11 hours ago
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RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero
The Ultimate Guide to Heat Pumps is less than a month a...
By Mars , 13 hours ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor Hi Mars, We have just installed a Grant Aerona...
By GrahamF , 1 day ago
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RE: Sanity check please. Battery storage and inverter sizing.
There are MCS guidelines about how close to the edge/ri...
By Old_Scientist , 1 day ago
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RE: Balancing financial efficiency and comfort using the Octopus Cosy tariff
I estimated our usage on the following basis. The mos...
By Old_Scientist , 1 day ago
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@editor Something changed in this last 12 months, they ...
By ASHP-BOBBA , 2 days ago
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RE: Ecodan & MelCloud scheduling
I put the above question to Mitsu UK at the sme time as...
By DavidAlgarve , 3 days ago
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Thanks for the heat geek info. I've fitted my own heat ...
By bontwoody , 4 days ago
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RE: Does anyone have experience of a smart water meter?
Just to give a sense of scale, I've used the CCW water ...
By Majordennisbloodnok , 4 days ago
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RE: Powerwall 3 or Myenergi or something else?
We have a Tesla Powerwall 3, recently installed, so I m...
By Old_Scientist , 5 days ago
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RE: Mitsubishi PAR-WT60R-E Wireless Controller installation
@morgan They have been paired once but it was thought b...
By DavidAlgarve , 5 days ago
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RE: Isolating the system for a planned power cut
A great many ground-mounted local substation transforme...
By Transparent , 5 days ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Having bit the bullet and paid £250 for a service, our ...
By Old_Scientist , 6 days ago
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New heat pump heating system underperforming in Italy... Advice needed!
hi all, first post! I've just renovated a house in sout...
By robinlawrie , 7 days ago