Joining the Renewable Heating Hub forums is completely free and only takes a minute. By registering you’ll be able to ask questions, join discussions, follow topics you’re interested in, bookmark useful threads and receive notifications when someone replies. Non-registered members also do not have access to our AI features. When choosing your username, please note that it cannot be changed later, so we recommend avoiding brand or product names. Before registering, please take a moment to read the Forum Rules & Terms of Use so we can keep the community helpful, respectful and informative for everyone. Thanks for joining!
Last seen: Nov 3, 2025
@toodles honestly I don't remain convinced. I thought the whole point of sunamp was to heat internally to very high temperatures (well over 100°) and ...
@toodles can't you just reuse that tank? Or get a heat pump compatible tank the same size? Frankly you'll save a fortune. Also I can't imagine a heat ...
@toodles yes why do you need a sunamp? Seems like you are hamstringing yourself for no real reason? you say a tank is undesirable, but really what's t...
Sorry why do you need that brand? I am confused as to why. I see nothing in your existing setup which locks you in?!
@oswiu my battery accounts for roughly 32% of my total power use. Not sure how you modelled it, but its a solid investment in my view. I've been track...
@oswiu I tested to see if our house could handle a heat pump by turning down the flow temperature on the boiler. Realistically thats the major test. J...
@oswiu get a battery - it smooths out those peaks and troughs as well as covers you over night
@alec-morrow I have tested this by logging my power use over last winter and also logging the average weather temperature outdoors. The line is more o...
you can do either of those options. Using the Hive is less efficient than using the Mitsubishi controller. This is because the controller can actually...
@rich if your house is overheating when you whack the stats to full your weather curve is set too high, or your flow temperature mixer into the underf...
@editor thats a lot of power sans heat pump. We are home all day with children and without heating we use around 15kwh. You must have some hungry stuf...
@markc/p> That should do you
SPONSORS
Degrees of Separation
Latest Posts
-
RE: Cooling with air to water heat pumps
A quick update. I finally found a 'solar' roller bli...
By springswood , 33 minutes ago
-
RE: How Accurate Is My DIY Heat Loss Calculation?
85kWh of gas usage, divided by 24 gives 3.54kW and adju...
By Old_Scientist , 1 hour ago
-
New Vaillant Arotherm controls link to existing thermostats ; wired vs wireless
I am feeling baffled and worried:We are having a an Aro...
By GutoFfowc , 12 hours ago
-
RE: Do I add Air Con or MVHR to existing A2W ASHP?
@rob-of-york Thank you, I’m thinking along these same l...
By Toodles , 15 hours ago
-
@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 15 hours ago
-
RE: Questions about A2A for heating as well as cooling
@donciccio I would suggest that you take a "fabric-fi...
By Rob of York , 15 hours ago
-
RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@dave, I think @jamespa has probably identified the mos...
By Mars , 1 day ago
-
RE: Plug and play solar. Thoughts?
My thought is simple. Bring it on and bring on plug in...
By JamesPa , 2 days ago
-
RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 2 days ago
-
RE: Who's your electricity provider and what's your tariff?
@chandykris Swings and Roundabouts, you win some…. ...
By Toodles , 2 days ago
-
@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 3 days ago
-
RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 3 days ago
-
RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 3 days ago
SPONSORS
