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@heacol
Contributor
Noble Member
2470 kWhs
Expert
Joined: Aug 6, 2021
Last seen: Mar 9, 2025
Profile Activity
Topics: 3 / Replies: 389
AllTopicsReplies
Reply
RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide

@alfapat PM me and I can help, you will just neeed to find a standard plumber, not a specilaised one.

5 days ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Valves, Radiators & Controls
Reply
RE: Heat pump's integral circulator pump

@jamespa you are right about the cospiricy of scilence regarding system balancing. There is no industry consensous, I put a post on linked in at the e...

7 days ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump's integral circulator pump

@robs The flow rate is determined by the capacity of the unit. If you close a valve in the flow, the pump speeds up to try to match the desired fixed ...

1 week ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump's integral circulator pump

@heatgeek 👍

1 week ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump's integral circulator pump

@heatgeek No offense taken or inferred. The problem is, no-one actually knows but many claim to, and are disseminating unverified information as fact....

1 week ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump's integral circulator pump

@heatgeek You state "Beware disinformation on this forum", then you state "The theoretical power level was calculated " and finally "Vaillant Arotherm...

1 week ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump's integral circulator pump

@jamespa There is no consensus as manufacturers will not supply their test data, however, it is very much based on the design of the refrigerant circu...

1 week ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump's integral circulator pump

@jamespa, please do not make assumptions when you admit that you do not understand the topic. There are reasons for the 5 Deg Delta T but they are exc...

1 week ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: buffer/volumizer cupboard space eater, do i need one?

@sunandair a red herring, cycling is not the problen some make it out to be.

1 week ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: buffer/volumizer cupboard space eater, do i need one?

@sunandair That is what I would expect from a system with adiquate volume. The panasonic prevents the flow temperature dropping below 25 Deg C which i...

1 week ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: buffer/volumizer cupboard space eater, do i need one?

@sunandair You are correct, the volumisor on the flow will buffer the cold shock comming from the heat pump going to the radiators and the asociated d...

1 week ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump's integral circulator pump

@robl Your analysis is correct, for heating the most efficient Delta T across the condensor is in fact 5 Deg C and most manufacturers will reccomend t...

1 week ago
Forum
Air Source Heat Pumps (ASHPs)
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