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: Jul 1, 2026
No, I don't - reading@heacol recommends removing the mag filter and adding a Y strainer! Thoughts?? Agree, however would the DN19 of the flow se...
Also, in terms of positioning of the 22mm-based components, I'd be keen to know others thoughts on where these would go to optimise flow and their per...
@johnr The question at that point is, as posed in the OP, for those to go back through 22mm flow sensors and a mag filter to the return to the outdoor...
@JohnR, I think I've seen something like this for plastic - in essence, each 90deg elbow/T etc creates the equivalent resistance of 0.5m of straight p...
Cheers for your post, @JohnR Implying that wherever a larger internal diameter can be applied, the friction loss is greatly reduced and therefore a ...
Thanks for the reply, @bontwoody It's no doubt me, but I've tried a handful of times and can't figure out what this means - sorry, could you write i...
Note that the display only shows the flow temps as whole (integer) numbers but the actual temp set may be different by 0.5C
In light of some new sub-zero OATs from the past two days, I'd like to amend what I wrote above (but the forum won't now let me edit the post, despite...
Unless I'm misunderstanding something, my FTC6 allows the user to manually set the flow temperature of one OAT between the high and low OATs. This th...
Thanks @heacol Brendon - helps as well as creating more questions! :-/ I appreciate your time and effort in responding. As I'm sure you know, w...
- 27 Forums
- 2,750 Topics
- 64.7 K Posts
- 1,597 Online
- 7,157 Members
Join Us!
Installer Finder
Degrees of Separation
Latest Posts
-
RE: How Accurate Is My DIY Heat Loss Calculation?
D'oh - of course. I shouldn't post before my brain is f...
By Old_Scientist , 8 minutes ago
-
RE: Who's your electricity provider and what's your tariff?
Looks like not much change in electricity prices in the...
By ChandyKris , 2 hours ago
-
RE: Questions about A2A for heating as well as cooling
@rob-of-york I would concur with the underfloor insulat...
By Toodles , 2 hours ago
-
RE: New Vaillant Arotherm controls link to existing thermostats ; wired vs wireless
Nothing attached! I have rads but UFH makes the case ...
By JamesPa , 2 hours ago
-
RE: Cooling with air to water heat pumps
Passive cooling should always be the first call. Keep ...
By JamesPa , 3 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 , 20 hours ago
-
@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 20 hours ago
-
RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@dave, I think @jamespa has probably identified the mos...
By Mars , 2 days 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 , 3 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 , 4 days ago


