Last seen: Jun 18, 2025
Welcome! I have a similar sized house, EPC C, 1992, 4 bed detached. Formerly CH and HW from Kerosene, which was actually cheaper per kWh than mains ga...
Condensate drains could have been routed through the concrete pad to drain into the hardcore substrate underneath. A 50mm core cutter would have made ...
@editor I got the same, but for my mother's retirement flat, which is an account in my name. She only has electricity available to her. Her daytime ta...
The Grant/Chofu ASHP controller does not show if Weather Compensation is enabled or not from the 'home screen' display, you need to enter installer le...
I've tried running 24/7 with 18degC general space temperature. Lounge is boosted with a log burner the trickles heat upstairs too. It has been very co...
@bn06amp I'm afraid I can't spot it either there! It depends on where it is on the circuit, you don't need a bypass on the primary (ASHP) side with a ...
@bn06amp that's all encouraging. The Grant pre-plumbed cylinder has an auto bypass, and Grant show it on their recommended installs. They are designed...
Hi @parmstar Have you any final % payment agreed upon receipt of installation documentation? What has the installer said regarding timely supply of MC...
@bn06amp my secondary pump is the Grundfos UPS3:130 which gives me 1.6m3/h (26l/min) at about 5m head set to maximum speed/curve. The primary pump in ...
For a typical 5degK delta T between flow and return, to provide 11kW you ideally need 11/(5x4.2) = 0.524l/s or 31l/min. Suggest the flow needs to incr...
@bn06amp ah, having the secondary hot water pump on a timer is a good idea, to only use when needed. You're right about the ASHP and hot water demand,...
@bn06amp yes, with a thermometer (you can buy little digital ones with small probes) check the temperatures are comparable across the top pipes and th...
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Cooling with Samsung Gen6 and Flow error
HI I've got a Samsung gen6 ASHP, which I am trying to...
By EcoBaker , 53 minutes ago
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RE: Ripped Off: How UK Homeowners Are Paying Gas Prices for Wind Energy
Short video from Greg on the announcement
By Jeff , 16 hours ago
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@bart That is terrible and a clear breach of the buildi...
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RE: BUS Grant: removal of all other fossil fuel heat sources
@editor If it is of any interest, we had the BUS grant,...
By Toodles , 24 hours ago
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Sorry to hear that @bruce. Sadly Iβve heard from multip...
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RE: Crystal Ball Time: Communal or even Area Energy Storage?
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RE: Who's your electricity provider and what's your tariff?
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RE: Who has a V2G EV installation
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RE: Aira Heat Pump: Stylish Scandinavian Heating
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RE: Location of hot water isolation valve on cylinder
@transparent Thank you so much and very helpful. Earlie...
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RE: Ecodan consuming 100kwh per day in new build!!!
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RE: Plug and play solar. Thoughts?
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RE: Compressor attempts start but fails - Nibe Fighter 2005 8kW
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The Importance of Radiator Balancing for Efficient Heating: Introducing the Flow Regulating Valve
Itβs fascinating to watch how low-temperature heating i...
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RE: Servicing Hitachi HP in rural Somerset
I'd give GreenGenUK a call or email them: sales@greenge...
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RE: Heating coming on when not required
I played with a max heating temp but there is a world o...
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RE: Pressure drop Primary circuit
I've always regarded topping up heating systems as my j...
By JamesPa , 6 days ago