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Last seen: Feb 7, 2026
@vinceprince our company supplies heat pumps, and have been doing biomass systems for much much longer. What you're describing is called a hybrid or b...
@jennyross a totally blocked filter will stop the heat pump from working (it would give a "flow fault") so I guess that wasn't happening. And it's goo...
@jennyross I like your descriptions, they're helpful. Sounds like metal deposits to me. It's not uncommon to find some in most systems tbh. Are you fi...
@jennyross it's helpful to have a list isn't it! Cleaning filters should be on that list - it's probably one of the most vital parts really (as well a...
@jennyross out of interest did you get an RHI grant? Was your existing system flushed and cleaned out originally? Because building regs Part L, page 5...
The Eddi has nothing to do with the black gunk - this is either caused by the system not being correctly flushed and/or the system not being tested an...
@clairelp I'd expect the primary pipes - which is the ones that connect your heat pump to to the volumiser, to that black and red Esbe valve, and to a...
Additional to all those good comments, especially the pipe clipping one, it might also be worth checking with the installer what the velocity in the n...
@editor my copy arrived at the weekend - I haven't read it back to back yet but I have skimmed through each page. Like you say it's an ideal grounding...
@elton and here's a link
@editor just ordered my copy.... we'll probably recommend it to our local sustainability groups. Until "low temperature heating system design" is full...
@editor I'll defer to Brendon/Heatcol's encylopedic knowledge here when and if he responds in terms of how many compressor starts per hr is too many.....
Latest Posts
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Thanks. My information is a bit out of date and things...
By JamesPa , 6 minutes ago
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RE: Vehicle-to-Home with a Heat Pump: Is the Technology Ready and Which EV Should I Buy?
We used to have an Indra V2G/H charger, and a leaf, got...
By robl , 9 minutes ago
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RE: Rural burning – I've had enough
@abernyte, I think it may be time to move to Scotland!
By Mars , 18 minutes ago
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RE: How many people are happy with their ASHP and do you believe them?
I think we've strayed some way from the original point ...
By Deltona , 2 hours ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
Why do you think it impossible?
By Deltona , 2 hours ago
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RE: Outdoor Battery Solutions?
Wow, that is quite an impressive setup! You would not h...
By Batpred , 4 hours ago
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RE: Home energy storage & battery register
* 2 x Solax Power Triple Power 5.8kW Lithium-ion Batter...
By weoleyric , 6 hours ago
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RE: Is Biomass Really Renewable?
Yes, it seems obvious they are not in it for the enviro...
By Batpred , 16 hours ago
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RE: Help me keep the faith with my air source heat pump installation
@jamespa maybe it wouldn’t damage the pipework but this...
By AdamK , 16 hours ago
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@l8again Perfect, it happens and they need to be able t...
By ASHP-BOBBA , 20 hours ago
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RE: What is the Heat Geek Guarantee?
I have to say I found the Heat Geek website very user-f...
By Batpred , 24 hours ago
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RE: Solar Produced vs Home Consumed
Whatever you say, the amount you will be charged for po...
By txmartyn , 1 day ago
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RE: Heat Pump Manufacturers Recommending Buffer Tanks
How true, and an argument I am having elsewhere with th...
By JamesPa , 2 days ago
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RE: Hitachi Heat Pump being replaced with Vaillant
4 days, but it was an easy install for them.
By trebor12345 , 2 days ago
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RE: Anyone concerned about GivEnergy?
You can remote control it yourself with other free soft...
By EtchedPixels , 2 days ago
