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Singlespeed
@singlespeed
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Active Member
Joined: Mar 28, 2026
Last seen: Jun 22, 2026
Profile Activity
Topics: 2 / Replies: 8
AllTopicsReplies
Topic
Floor standing brackets for K3 rads
2 weeks ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Replies: 0
Views: 51
Reply
RE: Say hello and introduce yourself

@editor I watched some of the videos on Grahams heatpump channel and they look to be well put together. Importantly the controller seems to be a lot m...

2 weeks ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: Say hello and introduce yourself

@will-h posting above is the reason for me finally saying hello, as the HP I'm swaying towards is the Haier 6kW R290 single phase air source heat pump...

2 weeks ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: Say hello and introduce yourself

I've been following the forum, watching the podcasts for a while as our heating definitely needed an overhaul. The house is a 1990 conversion of an ...

2 weeks ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: Heating DHW in stages

@editor "The interesting bit is that many modern inverter heat pumps already sort of do this internally. They don’t necessarily just whack the flow te...

1 month ago
Forum
Domestic Hot Water & Cylinders
Reply
RE: Heating DHW in stages

I’m not a huge fan of AI, but comparing one scenario to another and working out the maths definitely has its uses. I asked: “Heating a 200L DHW cy...

1 month ago
Forum
Domestic Hot Water & Cylinders
Reply
RE: Heating DHW in stages

It was just a thought, because I'm looking to get a Grant r290 6.5Kw and the tech data sheet shows A7 W35 7.62Kw COP 4.95 A7 W55 7.23Kw COP 3.00 ...

1 month ago
Forum
Domestic Hot Water & Cylinders
Topic
Heating DHW in stages
1 month ago
Forum
Domestic Hot Water & Cylinders
Replies: 5
Views: 174
Reply
RE: DHW static losses

Can the heat easily travel up your pipework? Obviously copper pipes will conduct heat away from the tank, but pipes which go upwards from the tank c...

3 months ago
Forum
Domestic Hot Water & Cylinders
Reply
RE: If a heat pump can only heat DHW to 50C then what? Issue with 18KW Heliotherm heat pump

@errmm with the Heliotherm fresh hot water system, having the Plate Heat Exchanger, being the right hand of the two cylinders in your photo That tank ...

3 months ago
Forum
Domestic Hot Water & Cylinders
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