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davidnolan22
@davidnolan22
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Joined: Jan 15, 2025
Last seen: Dec 12, 2025
Profile Activity
Topics: 0 / Replies: 135
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RE: UFH downstairs and radiators upstairs balancing question

This is a tricky one. I'm having the same problem. A poorly done heat pump design with UFH and rad split. Now running it all open zone and its very ...

2 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Melpump Users Anywhere?

I've got melpump with the wifi adaptor plugged into the CN105. Its brilliant and helped so much how my heat pump is running.

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump

Hi, I've always found Henri to be super helpful. From a sales point of view, if I was on a fixed price tariff, what would havenwise do that auto adap...

2 months ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters

@jamespa And then there was the window company I had to deal with...... Horrific...... I'm not sure how I would go about finding a trades person...

2 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters

@jamespa Hi, I've done most of the above, and I think could well "work" this winter. The thing that bothers me most is just the l...

2 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters

@editor So, I'd be left with: asking the installers to do what I want despite me not having zero heating engineering experience or qualificati...

2 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters

@ashp-bobba Hi, I think there is a chance that the system "works" with the new 6 pump set up. We won't really know until it gets much closer ...

2 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters

@jamespa No, the house was back to brick and the installer put in every single heating pipe in my house. I have 2 on the primary run to the low lo...

2 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters

I've in the process of rectifying my system. My installer couldn't get the flow rate through the primary pipe work they put in, so I now have 2 pumps...

2 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Newbie: utterly confused with my Mitsubishi Zubadan air source heat pump running on 55C set flow temperature

Is there any update on this system? How's it running now?

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Repiping and Reconfiguring our Heat Pump System Including Removing the Buffer Tank

Any update on this?

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Yes, the "zoning with ASHP" topic again...

My original “design" from my installer for my 11.2KW heat pump was a 9 zone system. One of the zones had a flow rate of under a litre a minute. That...

8 months ago
Forum
Air Source Heat Pumps (ASHPs)
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