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: Jan 5, 2026
is the most any flowrate should be is 2.5l/min for 100mloop, loop length/40 is the standard im reading. my biggest sun room longest loop has alot of g...
@transparent tell all that to the girlfriend 🤣 . Its what your body gets used to swell i suppose. My friend has his set to23.5 and he wanted it bit hi...
Thats 2 manifolds,id imagine some loops run near100m, not all i hope. I ddnt post them 2 diagrams however. Why would my boiler have flow this morning ...
@william1066 have 2 manifolds, 17loops in total. Fairly sure it was 150mm spacing. How long should it take for lwt to get up temp, mine still at28 an ...
@william1066 House kept at 21degrees.so what flow temp would be suitable for heating them 3 rooms. approx 120sq m including utility and bathroom. Its6...
@william1066 do you think i should leave all lving areas open so? Would it cost much more. Sun/sitting and kitchen all beside each other. Im worried i...
@derek-m hopefully thats it, just finished a dhw cycle but didnt know that affeceted lwt temp, i presumed lwt was what it said on main screen the desi...
@derek-m Do them temps not seem v high for ufh or were they taken during dhw cycle or something? Cant access any info while pump in operation unfortun...
@derek-m thanks ill take that as living areas should all be open at once for efficiency, that makes alot of sense now just to actually do it regarding...
@transparent haha no im a lab technician, the isulation was just helping out one day with the plumber.
@transparent yes we have upstanding insulation, i done it myself. Thanks again to everybody here for all the info, hard to take it all in today 🤣. so ...
@derek-m oh man sounds difficult, im presuming the installer had the calculations, is it on the ber cert i posted? When rooms get up to temp, dont the...
Latest Posts
-
RE: Anyone concerned about GivEnergy?
@txmartyn I have also signed up. I use MyEO for sched...
By downfield , 6 hours ago
-
RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
Of course, British companies asked for the benefit of t...
By Batpred , 7 hours ago
-
@toodles ... I am humbled to know that one might even m...
By colinc , 7 hours ago
-
RE: A2A vs A2W: Which Heat Pump Would You Pick?
@jamespa the answer to your question is in our A2A podc...
By Mars , 8 hours ago
-
RE: Heat Pump Operation in Summer - Valliant 7kW
Yup! Summer in Spring. Wonder if Summer will last unt...
By Majordennisbloodnok , 11 hours ago
-
RE: Solar Produced vs Home Consumed
It's worth adding that if you have a hot water tank and...
By JamesPa , 13 hours ago
-
RE: Heat Pump Overpromising – What Were You Actually Told Before You Bought?
@editor Sorry Mars, I didn’t see a notification about ...
By Toodles , 13 hours ago
-
RE: Hitachi Heat Pump being replaced with Vaillant
Yes to be configured as a volumiser. The pump is to be...
By trebor12345 , 13 hours ago
-
RE: How many people are happy with their ASHP and do you believe them?
I agree, and not. Energy prices are a largely politica...
By JamesPa , 17 hours ago
-
Yes, you will need to notify them even if the inverter ...
By Old_Scientist , 17 hours ago
-
RE: Heat Pump Manufacturers Recommending Buffer Tanks
@tony-stolz, I think @jamespa has already covered the h...
By Mars , 1 day ago
-
@editor "The interesting bit is that many modern invert...
By Singlespeed , 2 days ago
-
RE: Ecodan & MelCloud scheduling
With the prospect of warmer weather this week, I brough...
By downfield , 2 days ago
-
RE: Help me keep the faith with my air source heat pump installation
My heating developed a really severe case of noise and ...
By JamesPa , 2 days ago
