Last seen: May 27, 2025
@sallyl That sounds about right if they are re-filling with glycol, personally I would fill it with water, if you are worried, I would get them to ins...
@majordennisbloodnok I have never installed antifreeze valves or glycol and have never had any damage to any of my customers installations due to fros...
@ecodan-efficiency If you consider £200.00 to £300.00 a year, inconsiderate for a 10 kw system, then maybe, I do not consider that insignificant. Depe...
@johnmo You are correct, standard Ethylene glycol used in the motor industry is highly toxic, however, the product used for heat pumps is a detoxified...
@editor @sallyl As Mars said, there are 2 different types of glycol generally used in the heating system. They are different and should not be mixed. ...
@jamespa, @heatgeek Talk about laying the gauntlet down. In my view, you are both right depending on the task at hand, the variables and the required...
@alfapat PM me and I can help, you will just neeed to find a standard plumber, not a specilaised one.
@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...
@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 ...
@heatgeek 👍
@heatgeek No offense taken or inferred. The problem is, no-one actually knows but many claim to, and are disseminating unverified information as fact....
@heatgeek You state "Beware disinformation on this forum", then you state "The theoretical power level was calculated " and finally "Vaillant Arotherm...
Latest Posts
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RE: Ecodan consuming 100kwh per day in new build!!!
From what you say about the radiators upstairs it does ...
By JamesPa , 4 hours ago
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RE: Compressor attempts start but fails - Nibe Fighter 2005 8kW
@skyefarmer pleased you found it!
By JamesPa , 5 hours ago
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The Importance of Radiator Balancing for Efficient Heating: Introducing the Flow Regulating Valve
It’s fascinating to watch how low-temperature heating i...
By Mars , 7 hours ago
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@heacol, if you're around, can you please provide some ...
By Mars , 10 hours ago
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RE: Servicing Hitachi HP in rural Somerset
I'd give GreenGenUK a call or email them: sales@greenge...
By Mars , 10 hours ago
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RE: Heating coming on when not required
I played with a max heating temp but there is a world o...
By JamesPa , 23 hours ago
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RE: Pressure drop Primary circuit
I've always regarded topping up heating systems as my j...
By JamesPa , 23 hours ago
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RE: Heat pump solutions and/or installer recommendations for France
I’d travel to France for work if you were struggling wi...
By Damon Blakemore , 1 day ago
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RE: 5 Star Service from Havenwise
That's always a danger with any new good idea, @morgan....
By Majordennisbloodnok , 1 day ago
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Have your say in the Renewable Heating Hub Awards
It’s time to celebrate the best (and call out the worst...
By Mars , 2 days ago
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RE: Mitsubishi cycling while on chilled water output
@iaack yes there's no denying that cold air sinks! I s...
By downfield , 2 days ago
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RE: Weather compensated secondary circuits with Biomass
@andycoo that flooring sounds ideal. Extra volume is ...
By Sune , 2 days ago
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If you are thinking of heating on the immersion conside...
By JamesPa , 4 days ago
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RE: Surface mount or bury primaries for heat pump installation?
@tomasmcguinness, I think your best bet would be using ...
By Aventus Eco , 4 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
@toodles all depends on asking the right questions! And...
By Tim441 , 4 days ago
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RE: Commencing on an ASHP Installation Process
I received confirmation this morning that my Greener Ho...
By Sheriff Fatman , 4 days ago
