Last seen: Aug 25, 2023
An alternative approach to using glycol is to use anti-freeze valves. Basically you put these at the lowest point of the ASHP outdoor circuit, and th...
You will probably need to talk to distributors, since they aren't typically a part stocked in everyone plumbing warehouse. Orion Air Sales have the F...
The way Grant do it, they have a traditional heating thermostat (like a boiler) to provide 'heat please' and 'hot water please' inputs to the heat pum...
At the end of the day it's all about tariffs. Might not be the cheapest, but a tariff to suit your use case - eg cheap EV charging overnight. Obviou...
Sofar has bigger units than the 3kW version, or you can double up. But 16A per phase (ie 3kW single phase) is the limit of the UK G98 certification, b...
The folks over at diysolarforum.com are getting quotes for $1300-1800 (delivered, variously to US, EU, etc) for ~10kWh of LiFePO4 cells from China, de...
I'm not aware of smart TRVs with external temp sensors, but one possibly useful thing is that UFH setups typically have the valve and the temperature ...
I think what you're talking about are Fan Coil Units or FCUs. They're basically a pipe with metal fins to transfer the heat, with a fan to blow air t...
I'm not sure that difference is 'set', but it's essentially the properties of your heat emitters (radiators, UFH etc) and water cylinder. For exampl...
Oops, missed the edit window. It's section 8.4 on page 120 (External Heat Source) not 8.3 (electric backup heater) - it appears you can have both and ...
For Grant the heatpumps are made by Chofu who provide a much more detailed manual. See section 8.3, page 111 onwards: In particular, 8.3.2 describe...
The interviewer sounds like she wants to be Jeremy Paxman, interrupting and not letting the interviewees speak. But that seems to be her style - list...
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